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872455341632 = 2671947444959
BaseRepresentation
bin11001011001000100110…
…01000000011001000000
310002101221220122110101012
430230202121000121000
5103243242031413012
61504444521500052
7120014154021050
oct14544231003100
93071856573335
10872455341632
11307008328326
12121107641628
136436ccb84a4
14303270c5560
1517a6425b622
hexcb22640640

872455341632 has 28 divisors (see below), whose sum is σ = 1978604079360. Its totient is φ = 373909431936.

The previous prime is 872455341617. The next prime is 872455341671. The reversal of 872455341632 is 236143554278.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×8724553416322 (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 973722032 + ... + 973722927.

Almost surely, 2872455341632 is an apocalyptic number.

It is an amenable number.

872455341632 is an abundant number, since it is smaller than the sum of its proper divisors (1106148737728).

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

872455341632 is a wasteful number, since it uses less digits than its factorization.

872455341632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947444978 (or 1947444968 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 50.

The spelling of 872455341632 in words is "eight hundred seventy-two billion, four hundred fifty-five million, three hundred forty-one thousand, six hundred thirty-two".

Divisors: 1 2 4 7 8 14 16 28 32 56 64 112 224 448 1947444959 3894889918 7789779836 13632114713 15579559672 27264229426 31159119344 54528458852 62318238688 109056917704 124636477376 218113835408 436227670816 872455341632