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23131200010 = 2541379148859
BaseRepresentation
bin10101100010101110…
…100001101000001010
32012201001102201011111
4111202232201220022
5334333041400020
614343141520534
71446132645622
oct254256415012
965631381144
1023131200010
11989aa60a26
12459671314a
132248307bc9
1411960c1882
15905ac8d5a
hex562ba1a0a

23131200010 has 32 divisors (see below), whose sum is σ = 42764500800. Its totient is φ = 9002931840.

The previous prime is 23131199989. The next prime is 23131200013. The reversal of 23131200010 is 1000213132.

It is not an unprimeable number, because it can be changed into a prime (23131200013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80961 + ... + 229819.

It is an arithmetic number, because the mean of its divisors is an integer number (1336390650).

Almost surely, 223131200010 is an apocalyptic number.

23131200010 is a deficient number, since it is larger than the sum of its proper divisors (19633300790).

23131200010 is a wasteful number, since it uses less digits than its factorization.

23131200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149286.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 23131200010 its reverse (1000213132), we get a palindrome (24131413142).

The spelling of 23131200010 in words is "twenty-three billion, one hundred thirty-one million, two hundred thousand, ten".

Divisors: 1 2 5 10 41 82 205 379 410 758 1895 3790 15539 31078 77695 148859 155390 297718 744295 1488590 6103219 12206438 30516095 56417561 61032190 112835122 282087805 564175610 2313120001 4626240002 11565600005 23131200010