Search a number
-
+
130763802 = 23137921221
BaseRepresentation
bin1111100101101…
…00110000011010
3100010001111012210
413302310300122
5231433420202
620550415550
73145321401
oct762646032
9303044183
10130763802
11678a3864
12379615b6
1321125340
141351c638
15b72ec6c
hex7cb4c1a

130763802 has 32 divisors (see below), whose sum is σ = 285223680. Its totient is φ = 39723840.

The previous prime is 130763783. The next prime is 130763803. The reversal of 130763802 is 208367031.

It is a self number, because there is not a number n which added to its sum of digits gives 130763802.

It is not an unprimeable number, because it can be changed into a prime (130763803) 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, 4449 + ... + 16772.

It is an arithmetic number, because the mean of its divisors is an integer number (8913240).

Almost surely, 2130763802 is an apocalyptic number.

130763802 is an abundant number, since it is smaller than the sum of its proper divisors (154459878).

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

130763802 is a wasteful number, since it uses less digits than its factorization.

130763802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21318.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 130763802 is about 11435.2001294249. The cubic root of 130763802 is about 507.5698846549.

The spelling of 130763802 in words is "one hundred thirty million, seven hundred sixty-three thousand, eight hundred two".

Divisors: 1 2 3 6 13 26 39 78 79 158 237 474 1027 2054 3081 6162 21221 42442 63663 127326 275873 551746 827619 1655238 1676459 3352918 5029377 10058754 21793967 43587934 65381901 130763802