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236470130 = 25132379087
BaseRepresentation
bin11100001100000…
…11111101110010
3121110221221000222
432012003331302
5441014021010
635244213042
75600651201
oct1606037562
9543857028
10236470130
11111532566
126723a182
1339cb6270
1423597238
1515b60355
hexe183f72

236470130 has 32 divisors (see below), whose sum is σ = 478324224. Its totient is φ = 83514816.

The previous prime is 236470109. The next prime is 236470133. The reversal of 236470130 is 31074632.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 236470130.

It is not an unprimeable number, because it can be changed into a prime (236470133) 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, 36554 + ... + 42533.

It is an arithmetic number, because the mean of its divisors is an integer number (14947632).

Almost surely, 2236470130 is an apocalyptic number.

236470130 is an abundant number, since it is smaller than the sum of its proper divisors (241854094).

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

236470130 is a wasteful number, since it uses less digits than its factorization.

236470130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79130.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 236470130 is about 15377.5853110948. The cubic root of 236470130 is about 618.3847392902.

The spelling of 236470130 in words is "two hundred thirty-six million, four hundred seventy thousand, one hundred thirty".

Divisors: 1 2 5 10 13 23 26 46 65 115 130 230 299 598 1495 2990 79087 158174 395435 790870 1028131 1819001 2056262 3638002 5140655 9095005 10281310 18190010 23647013 47294026 118235065 236470130