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23103283998 = 234781926539
BaseRepresentation
bin10101100001000100…
…000010001100011110
32012122002220102121010
4111201010002030132
5334303420041443
614340303320050
71445343450054
oct254104021436
965562812533
1023103283998
119886224243
1245892b0026
1322425b2662
1411924d61d4
15903412733
hex56110231e

23103283998 has 16 divisors (see below), whose sum is σ = 47189687040. Its totient is φ = 7537241496.

The previous prime is 23103283991. The next prime is 23103284041. The reversal of 23103283998 is 89938230132.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23103283991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40962988 + ... + 40963551.

It is an arithmetic number, because the mean of its divisors is an integer number (2949355440).

Almost surely, 223103283998 is an apocalyptic number.

23103283998 is an abundant number, since it is smaller than the sum of its proper divisors (24086403042).

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

23103283998 is a wasteful number, since it uses less digits than its factorization.

23103283998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81926591.

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 23103283998 in words is "twenty-three billion, one hundred three million, two hundred eighty-three thousand, nine hundred ninety-eight".

Divisors: 1 2 3 6 47 94 141 282 81926539 163853078 245779617 491559234 3850547333 7701094666 11551641999 23103283998