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130448755 = 5232149331
BaseRepresentation
bin1111100011001…
…11110101110011
3100002110111001101
413301213311303
5231343330010
620535545231
73142540033
oct761476563
9302414041
10130448755
11676a9098
123782b217
1321044b18
14134798c3
15b6bb73a
hex7c67d73

130448755 has 24 divisors (see below), whose sum is σ = 165236400. Its totient is φ = 98852160.

The previous prime is 130448723. The next prime is 130448761. The reversal of 130448755 is 557844031.

It is not a de Polignac number, because 130448755 - 25 = 130448723 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 393940 + ... + 394270.

It is an arithmetic number, because the mean of its divisors is an integer number (6884850).

Almost surely, 2130448755 is an apocalyptic number.

130448755 is a deficient number, since it is larger than the sum of its proper divisors (34787645).

130448755 is a wasteful number, since it uses less digits than its factorization.

130448755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 130448755 is about 11421.4165058455. The cubic root of 130448755 is about 507.1619303621.

The spelling of 130448755 in words is "one hundred thirty million, four hundred forty-eight thousand, seven hundred fifty-five".

Divisors: 1 5 23 115 149 331 529 745 1655 2645 3427 7613 17135 38065 49319 78821 175099 246595 394105 875495 1134337 5671685 26089751 130448755