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130155353 = 199654047
BaseRepresentation
bin1111100001000…
…00001101011001
3100001220120120122
413300200031121
5231304432403
620525403025
73140205446
oct760401531
9301816518
10130155353
1167518709
1237709475
1320c71403
14134009cd
15b65e838
hex7c20359

130155353 has 4 divisors (see below), whose sum is σ = 130809600. Its totient is φ = 129501108.

The previous prime is 130155341. The next prime is 130155373. The reversal of 130155353 is 353551031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 130155353 - 212 = 130151257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130155313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326825 + ... + 327222.

It is an arithmetic number, because the mean of its divisors is an integer number (32702400).

Almost surely, 2130155353 is an apocalyptic number.

It is an amenable number.

130155353 is a deficient number, since it is larger than the sum of its proper divisors (654247).

130155353 is an equidigital number, since it uses as much as digits as its factorization.

130155353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654246.

The product of its (nonzero) digits is 3375, while the sum is 26.

The square root of 130155353 is about 11408.5648966029. The cubic root of 130155353 is about 506.7814130596.

The spelling of 130155353 in words is "one hundred thirty million, one hundred fifty-five thousand, three hundred fifty-three".

Divisors: 1 199 654047 130155353