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130455652 = 2232613913
BaseRepresentation
bin1111100011010…
…01100001100100
3100002110211111211
413301221201210
5231344040102
620540041204
73142566115
oct761514144
9302424454
10130455652
1167703298
1237833204
1321047cc2
141347c20c
15b6bd7d7
hex7c69864

130455652 has 6 divisors (see below), whose sum is σ = 228297398. Its totient is φ = 65227824.

The previous prime is 130455641. The next prime is 130455683. The reversal of 130455652 is 256554031.

It can be written as a sum of positive squares in only one way, i.e., 67634176 + 62821476 = 8224^2 + 7926^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16306953 + ... + 16306960.

Almost surely, 2130455652 is an apocalyptic number.

It is an amenable number.

130455652 is a deficient number, since it is larger than the sum of its proper divisors (97841746).

130455652 is a wasteful number, since it uses less digits than its factorization.

130455652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32613917 (or 32613915 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 130455652 is about 11421.7184346315. The cubic root of 130455652 is about 507.1708683142.

The spelling of 130455652 in words is "one hundred thirty million, four hundred fifty-five thousand, six hundred fifty-two".

Divisors: 1 2 4 32613913 65227826 130455652