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22974247368 = 2332178632
BaseRepresentation
bin10101011001010111…
…110011000111001000
32012022010002200121200
4111121113303013020
5334022401403433
614315413504200
71442215611012
oct253127630710
965263080550
1022974247368
11981a4000a6
124552042060
132221943517
14117d3071b2
158e6e24613
hex5595f31c8

22974247368 has 36 divisors (see below), whose sum is σ = 62225403435. Its totient is φ = 7657653744.

The previous prime is 22974247333. The next prime is 22974247381. The reversal of 22974247368 is 86374247922.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

22974247368 is a `hidden beast` number, since 2 + 2 + 97 + 424 + 73 + 68 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11487123684 + 11487123684 = 107178^2 + 107178^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an ABA number since it can be written as A⋅BA, here for A=2, B=107178.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1277205 + ... + 1295067.

Almost surely, 222974247368 is an apocalyptic number.

It is an amenable number.

22974247368 is an abundant number, since it is smaller than the sum of its proper divisors (39251156067).

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

22974247368 is an frugal number, since it uses more digits than its factorization.

22974247368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35738 (or 17868 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 54.

The spelling of 22974247368 in words is "twenty-two billion, nine hundred seventy-four million, two hundred forty-seven thousand, three hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 17863 35726 53589 71452 107178 142904 160767 214356 321534 428712 643068 1286136 319086769 638173538 957260307 1276347076 1914520614 2552694152 2871780921 3829041228 5743561842 7658082456 11487123684 22974247368