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130200357 = 378374699
BaseRepresentation
bin1111100001010…
…11001100100101
3100001222212022110
413300223030211
5231312402412
620530351233
73140453610
oct760531445
9301885273
10130200357
1167549501
123772b519
1320c88a41
1413413177
15b66cd3c
hex7c2b325

130200357 has 16 divisors (see below), whose sum is σ = 200793600. Its totient is φ = 73502832.

The previous prime is 130200349. The next prime is 130200361. The reversal of 130200357 is 753002031.

It is a happy number.

It is not a de Polignac number, because 130200357 - 23 = 130200349 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130200337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35607 + ... + 39092.

It is an arithmetic number, because the mean of its divisors is an integer number (12549600).

Almost surely, 2130200357 is an apocalyptic number.

It is an amenable number.

130200357 is a deficient number, since it is larger than the sum of its proper divisors (70593243).

130200357 is an equidigital number, since it uses as much as digits as its factorization.

130200357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74792.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 130200357 is about 11410.5371039228. The cubic root of 130200357 is about 506.8398165034.

Adding to 130200357 its reverse (753002031), we get a palindrome (883202388).

The spelling of 130200357 in words is "one hundred thirty million, two hundred thousand, three hundred fifty-seven".

Divisors: 1 3 7 21 83 249 581 1743 74699 224097 522893 1568679 6200017 18600051 43400119 130200357