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130524201 = 3261237749
BaseRepresentation
bin1111100011110…
…10010000101001
3100002121022112200
413301322100221
5231403233301
620541330413
73143303013
oct761722051
9302538480
10130524201
116774a845
1237866a09
1321070272
14134991b3
15b6d3c86
hex7c7a429

130524201 has 12 divisors (see below), whose sum is σ = 191626500. Its totient is φ = 85589280.

The previous prime is 130524193. The next prime is 130524253. The reversal of 130524201 is 102425031.

It can be written as a sum of positive squares in 2 ways, for example, as 32216976 + 98307225 = 5676^2 + 9915^2 .

It is not a de Polignac number, because 130524201 - 23 = 130524193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130524301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118326 + ... + 119423.

It is an arithmetic number, because the mean of its divisors is an integer number (15968875).

Almost surely, 2130524201 is an apocalyptic number.

It is an amenable number.

130524201 is a deficient number, since it is larger than the sum of its proper divisors (61102299).

130524201 is a wasteful number, since it uses less digits than its factorization.

130524201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237816 (or 237813 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 130524201 is about 11424.7188586853. The cubic root of 130524201 is about 507.2596851337.

Adding to 130524201 its reverse (102425031), we get a palindrome (232949232).

The spelling of 130524201 in words is "one hundred thirty million, five hundred twenty-four thousand, two hundred one".

Divisors: 1 3 9 61 183 549 237749 713247 2139741 14502689 43508067 130524201