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10130232220 = 2253713689503
BaseRepresentation
bin10010110111100111…
…10001001110011100
3222010222211010010221
421123303301032130
5131221314412340
64353114011124
7506015360503
oct113363611634
928128733127
1010130232220
114329285449
121b68716aa4
13c55987864
146c158383a
153e453544a
hex25bcf139c

10130232220 has 24 divisors (see below), whose sum is σ = 21848448384. Its totient is φ = 3942576576.

The previous prime is 10130232181. The next prime is 10130232247. The reversal of 10130232220 is 2223203101.

It is a super-2 number, since 2×101302322202 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10130232194 and 10130232203.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 6844012 + ... + 6845491.

It is an arithmetic number, because the mean of its divisors is an integer number (910352016).

Almost surely, 210130232220 is an apocalyptic number.

10130232220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10130232220 is an abundant number, since it is smaller than the sum of its proper divisors (11718216164).

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

10130232220 is a wasteful number, since it uses less digits than its factorization.

10130232220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13689549 (or 13689547 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 10130232220 its reverse (2223203101), we get a palindrome (12353435321).

The spelling of 10130232220 in words is "ten billion, one hundred thirty million, two hundred thirty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 37 74 148 185 370 740 13689503 27379006 54758012 68447515 136895030 273790060 506511611 1013023222 2026046444 2532558055 5065116110 10130232220