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22431000014 = 2193392314813
BaseRepresentation
bin10100111000111111…
…011110010111001110
32010220020212212100022
4110320333132113032
5331414314000024
614145450102142
71422601232333
oct247077362716
963806785308
1022431000014
119570795345
12442011a952
132166228797
14112b0d498a
158b43b735e
hex538fde5ce

22431000014 has 16 divisors (see below), whose sum is σ = 33831739152. Its totient is φ = 11153791488.

The previous prime is 22430999977. The next prime is 22431000017. The reversal of 22431000014 is 41000013422.

It is a junction number, because it is equal to n+sod(n) for n = 22430999956 and 22431000001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22431000017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1506872 + ... + 1521684.

It is an arithmetic number, because the mean of its divisors is an integer number (2114483697).

Almost surely, 222431000014 is an apocalyptic number.

22431000014 is a deficient number, since it is larger than the sum of its proper divisors (11400739138).

22431000014 is a wasteful number, since it uses less digits than its factorization.

22431000014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18931.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22431000014 its reverse (41000013422), we get a palindrome (63431013436).

The spelling of 22431000014 in words is "twenty-two billion, four hundred thirty-one million, fourteen", and thus it is an aban number.

Divisors: 1 2 193 386 3923 7846 14813 29626 757139 1514278 2858909 5717818 58111399 116222798 11215500007 22431000014