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10131043404 = 22323271135449
BaseRepresentation
bin10010110111101101…
…10111010001001100
3222011001100022212210
421123312313101030
5131222021342104
64353143230420
7506025306456
oct113366672114
928131308783
1010131043404
114329789949
121b68a48410
13c55bacb51
146c17152d6
153e4645989
hex25bdb744c

10131043404 has 48 divisors (see below), whose sum is σ = 24758092800. Its totient is φ = 3218244480.

The previous prime is 10131043387. The next prime is 10131043421. The reversal of 10131043404 is 40434013101.

It is an interprime number because it is at equal distance from previous prime (10131043387) and next prime (10131043421).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7072 + ... + 142520.

It is an arithmetic number, because the mean of its divisors is an integer number (515793600).

Almost surely, 210131043404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10131043404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12379046400).

10131043404 is an abundant number, since it is smaller than the sum of its proper divisors (14627049396).

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

10131043404 is a wasteful number, since it uses less digits than its factorization.

10131043404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135750 (or 135748 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 10131043404 its reverse (40434013101), we get a palindrome (50565056505).

The spelling of 10131043404 in words is "ten billion, one hundred thirty-one million, forty-three thousand, four hundred four".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 271 276 542 813 1084 1626 3252 6233 12466 18699 24932 37398 74796 135449 270898 406347 541796 812694 1625388 3115327 6230654 9345981 12461308 18691962 36706679 37383924 73413358 110120037 146826716 220240074 440480148 844253617 1688507234 2532760851 3377014468 5065521702 10131043404