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20132310310 = 257287604433
BaseRepresentation
bin10010101111111110…
…101010110100100110
31220222001111022212121
4102233332222310212
5312212332412220
613125413140154
71311616546150
oct225776526446
956861438777
1020132310310
1185a1189792
123a9a32a65a
131b8ac21b68
14d8dac7ad0
157cc6a3eaa
hex4affaad26

20132310310 has 16 divisors (see below), whose sum is σ = 41415038496. Its totient is φ = 6902506368.

The previous prime is 20132310307. The next prime is 20132310353. The reversal of 20132310310 is 1301323102.

It is a super-2 number, since 2×201323103102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143802147 + ... + 143802286.

It is an arithmetic number, because the mean of its divisors is an integer number (2588439906).

Almost surely, 220132310310 is an apocalyptic number.

20132310310 is an abundant number, since it is smaller than the sum of its proper divisors (21282728186).

20132310310 is a wasteful number, since it uses less digits than its factorization.

20132310310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287604447.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20132310310 its reverse (1301323102), we get a palindrome (21433633412).

The spelling of 20132310310 in words is "twenty billion, one hundred thirty-two million, three hundred ten thousand, three hundred ten".

Divisors: 1 2 5 7 10 14 35 70 287604433 575208866 1438022165 2013231031 2876044330 4026462062 10066155155 20132310310