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130710365 = 5174313
BaseRepresentation
bin1111100101001…
…11101101011101
3100002221202220122
413302213231131
5231430212430
620545324325
73145006532
oct762475535
9302852818
10130710365
11678676a5
12379366a5
1321106c16
1413506d89
15b71dee5
hex7ca7b5d

130710365 has 20 divisors (see below), whose sum is σ = 167188044. Its totient is φ = 98102784.

The previous prime is 130710347. The next prime is 130710379. The reversal of 130710365 is 563017031.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 43903876 + 86806489 = 6626^2 + 9317^2 .

It is not a de Polignac number, because 130710365 - 26 = 130710301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 417449 + ... + 417761.

Almost surely, 2130710365 is an apocalyptic number.

It is an amenable number.

130710365 is a deficient number, since it is larger than the sum of its proper divisors (36477679).

130710365 is an frugal number, since it uses more digits than its factorization.

130710365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386 (or 335 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 130710365 is about 11432.8633771247. The cubic root of 130710365 is about 507.5007352752.

Adding to 130710365 its reverse (563017031), we get a palindrome (693727396).

The spelling of 130710365 in words is "one hundred thirty million, seven hundred ten thousand, three hundred sixty-five".

Divisors: 1 5 17 85 289 313 1445 1565 4913 5321 24565 26605 83521 90457 417605 452285 1537769 7688845 26142073 130710365