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130460746 = 2135017721
BaseRepresentation
bin1111100011010…
…10110001001010
3100002111002111111
413301222301022
5231344220441
620540120534
73142620013
oct761526112
9302432444
10130460746
11677070a9
123783614a
132104a410
141348000a
15b6c0081
hex7c6ac4a

130460746 has 8 divisors (see below), whose sum is σ = 210744324. Its totient is φ = 60212640.

The previous prime is 130460717. The next prime is 130460747. The reversal of 130460746 is 647064031.

It can be written as a sum of positive squares in 2 ways, for example, as 125686521 + 4774225 = 11211^2 + 2185^2 .

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

It is not an unprimeable number, because it can be changed into a prime (130460747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2508835 + ... + 2508886.

Almost surely, 2130460746 is an apocalyptic number.

130460746 is a deficient number, since it is larger than the sum of its proper divisors (80283578).

130460746 is a wasteful number, since it uses less digits than its factorization.

130460746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5017736.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 130460746 is about 11421.9414286714. The cubic root of 130460746 is about 507.1774695225.

The spelling of 130460746 in words is "one hundred thirty million, four hundred sixty thousand, seven hundred forty-six".

Divisors: 1 2 13 26 5017721 10035442 65230373 130460746