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130297124 = 2232574281
BaseRepresentation
bin1111100010000…
…10110100100100
3100002011210001102
413301002310210
5231324001444
620532415232
73141335666
oct761026444
9302153042
10130297124
1167605181
1237777518
1320cc0ab9
141343a536
15b68b84e
hex7c42d24

130297124 has 6 divisors (see below), whose sum is σ = 228019974. Its totient is φ = 65148560.

The previous prime is 130297103. The next prime is 130297127. The reversal of 130297124 is 421792031.

It can be written as a sum of positive squares in only one way, i.e., 111978724 + 18318400 = 10582^2 + 4280^2 .

It is not an unprimeable number, because it can be changed into a prime (130297127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16287137 + ... + 16287144.

It is an arithmetic number, because the mean of its divisors is an integer number (38003329).

Almost surely, 2130297124 is an apocalyptic number.

It is an amenable number.

130297124 is a deficient number, since it is larger than the sum of its proper divisors (97722850).

130297124 is a wasteful number, since it uses less digits than its factorization.

130297124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32574285 (or 32574283 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 130297124 is about 11414.7765637353. The cubic root of 130297124 is about 506.9653492445.

The spelling of 130297124 in words is "one hundred thirty million, two hundred ninety-seven thousand, one hundred twenty-four".

Divisors: 1 2 4 32574281 65148562 130297124