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226312855972 = 227149423112821
BaseRepresentation
bin1101001011000101001…
…1000010000110100100
3210122011010120021010121
43102301103002012210
512201442042342342
6251544445531324
722231146351550
oct3226123020644
9718133507117
10226312855972
1187a84786365
1237a3b873b44
1318458842138
14ad4c974860
155d48526067
hex34b14c21a4

226312855972 has 48 divisors (see below), whose sum is σ = 455806713600. Its totient is φ = 96309993600.

The previous prime is 226312855961. The next prime is 226312855973. The reversal of 226312855972 is 279558213622.

It is not an unprimeable number, because it can be changed into a prime (226312855973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17645322 + ... + 17658142.

It is an arithmetic number, because the mean of its divisors is an integer number (9495973200).

Almost surely, 2226312855972 is an apocalyptic number.

It is an amenable number.

226312855972 is an abundant number, since it is smaller than the sum of its proper divisors (229493857628).

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

226312855972 is a wasteful number, since it uses less digits than its factorization.

226312855972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17212 (or 17210 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 52.

The spelling of 226312855972 in words is "two hundred twenty-six billion, three hundred twelve million, eight hundred fifty-five thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 14 28 149 298 596 1043 2086 4172 4231 8462 12821 16924 25642 29617 51284 59234 89747 118468 179494 358988 630419 1260838 1910329 2521676 3820658 4412933 7641316 8825866 13372303 17651732 26744606 53489212 54245651 108491302 216982604 379719557 759439114 1518878228 8082601999 16165203998 32330407996 56578213993 113156427986 226312855972