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53208183144 = 233294312713999
BaseRepresentation
bin110001100011011101…
…000111000101101000
312002100011120202112210
4301203131013011220
51332432243330034
640235444005120
73562356044244
oct614335070550
9162304522483
1053208183144
11206246a5586
12a38b3907a0
13502c61514c
14280a849424
1515b635c8e9
hexc63747168

53208183144 has 128 divisors (see below), whose sum is σ = 141926400000. Its totient is φ = 16593341184.

The previous prime is 53208183131. The next prime is 53208183181. The reversal of 53208183144 is 44138180235.

It is a super-2 number, since 2×532081831442 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3793857 + ... + 3807855.

It is an arithmetic number, because the mean of its divisors is an integer number (1108800000).

Almost surely, 253208183144 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 53208183144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70963200000).

53208183144 is an abundant number, since it is smaller than the sum of its proper divisors (88718216856).

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

53208183144 is a wasteful number, since it uses less digits than its factorization.

53208183144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14207 (or 14203 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 53208183144 in words is "fifty-three billion, two hundred eight million, one hundred eighty-three thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 29 43 58 86 87 116 127 129 172 174 232 254 258 344 348 381 508 516 696 762 1016 1032 1247 1524 2494 3048 3683 3741 4988 5461 7366 7482 9976 10922 11049 13999 14732 14964 16383 21844 22098 27998 29464 29928 32766 41997 43688 44196 55996 65532 83994 88392 111992 131064 158369 167988 316738 335976 405971 475107 601957 633476 811942 950214 1203914 1217913 1266952 1623884 1777873 1805871 1900428 2407828 2435826 3247768 3555746 3611742 3800856 4815656 4871652 5333619 7111492 7223484 9743304 10667238 14222984 14446968 17456753 21334476 34913506 42668952 51558317 52370259 69827012 76448539 103116634 104740518 139654024 152897078 154674951 206233268 209481036 229345617 305794156 309349902 412466536 418962072 458691234 611588312 618699804 917382468 1237399608 1834764936 2217007631 4434015262 6651022893 8868030524 13302045786 17736061048 26604091572 53208183144