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23474474473 = 2943137313439
BaseRepresentation
bin10101110111001100…
…000000110111101001
32020120222100212012111
4111313030000313221
5341033431140343
614441203242321
71460501512042
oct256714006751
966528325174
1023474474473
119a5680212a
1246716793a1
1322a1477aa8
1411c991b8c9
15925cd4c9d
hex577300de9

23474474473 has 32 divisors (see below), whose sum is σ = 25167225600. Its totient is φ = 21856214016.

The previous prime is 23474474453. The next prime is 23474474477. The reversal of 23474474473 is 37447447432.

It is a cyclic number.

It is not a de Polignac number, because 23474474473 - 221 = 23472377321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23474474477) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53472388 + ... + 53472826.

It is an arithmetic number, because the mean of its divisors is an integer number (786475800).

Almost surely, 223474474473 is an apocalyptic number.

It is an amenable number.

23474474473 is a deficient number, since it is larger than the sum of its proper divisors (1692751127).

23474474473 is a wasteful number, since it uses less digits than its factorization.

23474474473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961.

The product of its digits is 6322176, while the sum is 49.

The spelling of 23474474473 in words is "twenty-three billion, four hundred seventy-four million, four hundred seventy-four thousand, four hundred seventy-three".

Divisors: 1 29 43 137 313 439 1247 3973 5891 9077 12731 13459 18877 42881 60143 137407 170839 390311 547433 1243549 1744147 1843883 2586149 3984803 5908501 18824759 53472607 74998321 171346529 545918011 809464637 23474474473