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38795639470304 = 2543151631295909
BaseRepresentation
bin10001101001000110100000…
…10011110011100011100000
312002100211022211010001010012
420310203100103303203200
520041111432201022204
6214302245402224052
711112615053333063
oct1064432023634340
9162324284101105
1038795639470304
11113a8158098532
124426a311b5028
13188554a789492
14981a0cbcc8da
1547426c2e276e
hex2348d04f38e0

38795639470304 has 96 divisors (see below), whose sum is σ = 78797698721280. Its totient is φ = 18791341632000.

The previous prime is 38795639470283. The next prime is 38795639470319. The reversal of 38795639470304 is 40307493659783.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130958702 + ... + 131254610.

It is an arithmetic number, because the mean of its divisors is an integer number (820809361680).

Almost surely, 238795639470304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38795639470304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39398849360640).

38795639470304 is an abundant number, since it is smaller than the sum of its proper divisors (40002059250976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38795639470304 is a wasteful number, since it uses less digits than its factorization.

38795639470304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296744 (or 296736 counting only the distinct ones).

The product of its (nonzero) digits is 411505920, while the sum is 68.

The spelling of 38795639470304 in words is "thirty-eight trillion, seven hundred ninety-five billion, six hundred thirty-nine million, four hundred seventy thousand, three hundred four".

Divisors: 1 2 4 8 16 32 43 86 151 172 302 344 604 631 688 1208 1262 1376 2416 2524 4832 5048 6493 10096 12986 20192 25972 27133 51944 54266 95281 103888 108532 190562 207776 217064 295909 381124 434128 591818 762248 868256 1183636 1524496 2367272 3048992 4097083 4734544 8194166 9469088 12724087 16388332 25448174 32776664 44682259 50896348 65553328 89364518 101792696 131106656 178729036 186718579 203585392 357458072 373437158 407170784 714916144 746874316 1429832288 1493748632 1921337137 2987497264 3842674274 5974994528 7685348548 8028898897 15370697096 16057797794 28194505429 30741394192 32115595588 56389010858 61482788384 64231191176 112778021716 128462382352 225556043432 256924764704 451112086864 902224173728 1212363733447 2424727466894 4849454933788 9698909867576 19397819735152 38795639470304