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130710152 = 2316338769
BaseRepresentation
bin1111100101001…
…11101010001000
3100002221202121202
413302213222020
5231430211102
620545323332
73145006106
oct762475210
9302852552
10130710152
1167867521
1237936548
1321106ab1
1413506c76
15b71de02
hex7ca7a88

130710152 has 8 divisors (see below), whose sum is σ = 245081550. Its totient is φ = 65355072.

The previous prime is 130710131. The next prime is 130710157. The reversal of 130710152 is 251017031.

It can be written as a sum of positive squares in only one way, i.e., 129640996 + 1069156 = 11386^2 + 1034^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (130710157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8169377 + ... + 8169392.

Almost surely, 2130710152 is an apocalyptic number.

It is an amenable number.

130710152 is a deficient number, since it is larger than the sum of its proper divisors (114371398).

130710152 is a wasteful number, since it uses less digits than its factorization.

130710152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16338775 (or 16338771 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 130710152 is about 11432.8540618692. The cubic root of 130710152 is about 507.5004596079.

Adding to 130710152 its reverse (251017031), we get a palindrome (381727183).

The spelling of 130710152 in words is "one hundred thirty million, seven hundred ten thousand, one hundred fifty-two".

Divisors: 1 2 4 8 16338769 32677538 65355076 130710152