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204012013088 = 25133791293967
BaseRepresentation
bin1011111000000000010…
…0000100011000100000
3201111120221121001210202
42332000010010120200
511320304033404323
6233415525244332
720511415333112
oct2760004043040
9644527531722
10204012013088
117958050aaa4
12336572636a8
1316313588810
149c34c813b2
1554907bdd28
hex2f80104620

204012013088 has 48 divisors (see below), whose sum is σ = 433686314880. Its totient is φ = 93910876416.

The previous prime is 204012013081. The next prime is 204012013109. The reversal of 204012013088 is 880310210402.

It is a self number, because there is not a number n which added to its sum of digits gives 204012013088.

It is not an unprimeable number, because it can be changed into a prime (204012013081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489320 + ... + 804647.

It is an arithmetic number, because the mean of its divisors is an integer number (9035131560).

Almost surely, 2204012013088 is an apocalyptic number.

It is an amenable number.

204012013088 is an abundant number, since it is smaller than the sum of its proper divisors (229674301792).

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

204012013088 is a wasteful number, since it uses less digits than its factorization.

204012013088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294369 (or 1294361 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The spelling of 204012013088 in words is "two hundred four billion, twelve million, thirteen thousand, eighty-eight".

Divisors: 1 2 4 8 13 16 26 32 52 104 208 379 416 758 1516 3032 4927 6064 9854 12128 19708 39416 78832 157664 1293967 2587934 5175868 10351736 16821571 20703472 33643142 41406944 67286284 134572568 269145136 490413493 538290272 980826986 1961653972 3923307944 6375375409 7846615888 12750750818 15693231776 25501501636 51003003272 102006006544 204012013088