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23534706740 = 2251176735337
BaseRepresentation
bin10101111010110001…
…110010000000110100
32020202011200222100012
4111322301302000310
5341144341103430
614451154235352
71462132464236
oct257261620064
966664628305
1023534706740
119a87801566
124689885b58
1322b0aa669c
1411d391a256
1592b231695
hex57ac72034

23534706740 has 12 divisors (see below), whose sum is σ = 49422884196. Its totient is φ = 9413882688.

The previous prime is 23534706731. The next prime is 23534706781. The reversal of 23534706740 is 4760743532.

It can be written as a sum of positive squares in 2 ways, for example, as 3609125776 + 19925580964 = 60076^2 + 141158^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588367649 + ... + 588367688.

It is an arithmetic number, because the mean of its divisors is an integer number (4118573683).

Almost surely, 223534706740 is an apocalyptic number.

23534706740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23534706740 is an abundant number, since it is smaller than the sum of its proper divisors (25888177456).

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

23534706740 is a wasteful number, since it uses less digits than its factorization.

23534706740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176735346 (or 1176735344 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 41.

The spelling of 23534706740 in words is "twenty-three billion, five hundred thirty-four million, seven hundred six thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 1176735337 2353470674 4706941348 5883676685 11767353370 23534706740