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130147071 = 383522679
BaseRepresentation
bin1111100000111…
…10001011111111
3100001220011012220
413300132023333
5231304201241
620525300423
73140142345
oct760361377
9301804186
10130147071
116751246a
1237704713
1320c6a702
14133db995
15b65c166
hex7c1e2ff

130147071 has 8 divisors (see below), whose sum is σ = 175620480. Its totient is φ = 85719192.

The previous prime is 130147063. The next prime is 130147091. The reversal of 130147071 is 170741031.

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

It is not a de Polignac number, because 130147071 - 23 = 130147063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130147091) 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, 261091 + ... + 261588.

It is an arithmetic number, because the mean of its divisors is an integer number (21952560).

Almost surely, 2130147071 is an apocalyptic number.

130147071 is a deficient number, since it is larger than the sum of its proper divisors (45473409).

130147071 is an equidigital number, since it uses as much as digits as its factorization.

130147071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522765.

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 130147071 is about 11408.2019179185. The cubic root of 130147071 is about 506.7706637189.

The spelling of 130147071 in words is "one hundred thirty million, one hundred forty-seven thousand, seventy-one".

Divisors: 1 3 83 249 522679 1568037 43382357 130147071