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130852897 = 744342197
BaseRepresentation
bin1111100110010…
…10100000100001
3100010020000102121
413303022200201
5231444243042
620552344241
73146142220
oct763124041
9303200377
10130852897
116795479a
12379a5081
1321156a66
1413542cb7
15b74b367
hex7cca821

130852897 has 8 divisors (see below), whose sum is σ = 149887296. Its totient is φ = 111903792.

The previous prime is 130852889. The next prime is 130852907. The reversal of 130852897 is 798258031.

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

It is not a de Polignac number, because 130852897 - 23 = 130852889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130852877) 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, 17998 + ... + 24199.

It is an arithmetic number, because the mean of its divisors is an integer number (18735912).

Almost surely, 2130852897 is an apocalyptic number.

It is an amenable number.

130852897 is a deficient number, since it is larger than the sum of its proper divisors (19034399).

130852897 is an equidigital number, since it uses as much as digits as its factorization.

130852897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42647.

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 130852897 is about 11439.0951128138. The cubic root of 130852897 is about 507.6851348784.

The spelling of 130852897 in words is "one hundred thirty million, eight hundred fifty-two thousand, eight hundred ninety-seven".

Divisors: 1 7 443 3101 42197 295379 18693271 130852897