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31134946122 = 2327972547451
BaseRepresentation
bin11100111111110010…
…011001001101001010
32222100211220010202200
4130333302121031022
51002231021233442
622145253541030
72151360450450
oct347762311512
988324803680
1031134946122
1112227957935
12604b044776
132c22560157
1417150829d0
15c235b434c
hex73fc9934a

31134946122 has 48 divisors (see below), whose sum is σ = 77890892352. Its totient is φ = 8803987200.

The previous prime is 31134946091. The next prime is 31134946127. The reversal of 31134946122 is 22164943113.

31134946122 is a `hidden beast` number, since 3 + 1 + 1 + 34 + 9 + 4 + 612 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (31134946127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1261504 + ... + 1285947.

It is an arithmetic number, because the mean of its divisors is an integer number (1622726924).

Almost surely, 231134946122 is an apocalyptic number.

31134946122 is an abundant number, since it is smaller than the sum of its proper divisors (46755946230).

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

31134946122 is a wasteful number, since it uses less digits than its factorization.

31134946122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2547563 (or 2547560 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The spelling of 31134946122 in words is "thirty-one billion, one hundred thirty-four million, nine hundred forty-six thousand, one hundred twenty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 97 126 194 291 582 679 873 1358 1746 2037 4074 6111 12222 2547451 5094902 7642353 15284706 17832157 22927059 35664314 45854118 53496471 106992942 160489413 247102747 320978826 494205494 741308241 1482616482 1729719229 2223924723 3459438458 4447849446 5189157687 10378315374 15567473061 31134946122