Search a number
-
+
130719036 = 22371556179
BaseRepresentation
bin1111100101010…
…01110100111100
3100002222012210210
413302221310330
5231431002121
620545432420
73145044030
oct762516474
9302865723
10130719036
1167873168
123793b710
132110ab56
141350a1c0
15b721876
hex7ca9d3c

130719036 has 24 divisors (see below), whose sum is σ = 348584320. Its totient is φ = 37348272.

The previous prime is 130719019. The next prime is 130719047. The reversal of 130719036 is 630917031.

It is a junction number, because it is equal to n+sod(n) for n = 130718994 and 130719012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778006 + ... + 778173.

Almost surely, 2130719036 is an apocalyptic number.

It is an amenable number.

130719036 is an abundant number, since it is smaller than the sum of its proper divisors (217865284).

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

130719036 is a wasteful number, since it uses less digits than its factorization.

130719036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556193 (or 1556191 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 30.

The square root of 130719036 is about 11433.2425846739. The cubic root of 130719036 is about 507.5119571386.

The spelling of 130719036 in words is "one hundred thirty million, seven hundred nineteen thousand, thirty-six".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1556179 3112358 4668537 6224716 9337074 10893253 18674148 21786506 32679759 43573012 65359518 130719036