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10130988 = 2237120607
BaseRepresentation
bin100110101001…
…011000101100
3201001201002210
4212221120230
510043142423
61001050420
7152053260
oct46513054
921051083
1010130988
11579a61a
123486a10
13213938a
1414ba0a0
15d51b93
hex9a962c

10130988 has 24 divisors (see below), whose sum is σ = 27016192. Its totient is φ = 2894544.

The previous prime is 10130983. The next prime is 10130999. The reversal of 10130988 is 88903101.

It is a super-2 number, since 2×101309882 = 205273835712288, which contains 22 as substring.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (10130983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60220 + ... + 60387.

Almost surely, 210130988 is an apocalyptic number.

It is an amenable number.

10130988 is an abundant number, since it is smaller than the sum of its proper divisors (16885204).

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

10130988 is a wasteful number, since it uses less digits than its factorization.

10130988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120621 (or 120619 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 10130988 is about 3182.9212996868. The cubic root of 10130988 is about 216.3800749954.

The spelling of 10130988 in words is "ten million, one hundred thirty thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 120607 241214 361821 482428 723642 844249 1447284 1688498 2532747 3376996 5065494 10130988