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130452213 = 347925193
BaseRepresentation
bin1111100011010…
…00101011110101
3100002110122210110
413301220223311
5231343432323
620540013233
73142553103
oct761505365
9302418713
10130452213
1167700751
1237831219
1321046578
141347ac73
15b6bc793
hex7c68af5

130452213 has 8 divisors (see below), whose sum is σ = 177637248. Its totient is φ = 85117664.

The previous prime is 130452173. The next prime is 130452263. The reversal of 130452213 is 312254031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130452213 - 224 = 113674997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130452213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130452263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462456 + ... + 462737.

It is an arithmetic number, because the mean of its divisors is an integer number (22204656).

Almost surely, 2130452213 is an apocalyptic number.

It is an amenable number.

130452213 is a deficient number, since it is larger than the sum of its proper divisors (47185035).

130452213 is an equidigital number, since it uses as much as digits as its factorization.

130452213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925243.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 130452213 is about 11421.5678871160. The cubic root of 130452213 is about 507.1664116888.

The spelling of 130452213 in words is "one hundred thirty million, four hundred fifty-two thousand, two hundred thirteen".

Divisors: 1 3 47 141 925193 2775579 43484071 130452213