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130347748 = 22271120247
BaseRepresentation
bin1111100010011…
…11001011100100
3100002021100111101
413301033023210
5231332111443
620533445444
73141636406
oct761171344
9302240441
10130347748
116763a213
12377a0884
132100ab5b
1413450b76
15b69b84d
hex7c4f2e4

130347748 has 12 divisors (see below), whose sum is σ = 228952192. Its totient is φ = 64932840.

The previous prime is 130347719. The next prime is 130347769. The reversal of 130347748 is 847743031.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59040 + ... + 61207.

Almost surely, 2130347748 is an apocalyptic number.

It is an amenable number.

130347748 is a deficient number, since it is larger than the sum of its proper divisors (98604444).

130347748 is a wasteful number, since it uses less digits than its factorization.

130347748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120522 (or 120520 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 130347748 is about 11416.9938249961. The cubic root of 130347748 is about 507.0309973825.

The spelling of 130347748 in words is "one hundred thirty million, three hundred forty-seven thousand, seven hundred forty-eight".

Divisors: 1 2 4 271 542 1084 120247 240494 480988 32586937 65173874 130347748