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130848737 = 314220927
BaseRepresentation
bin1111100110010…
…01011111100001
3100010012210201112
413303021133201
5231444124422
620552313105
73146124125
oct763113741
9303183645
10130848737
1167951658
12379a2795
1321154bb6
1413541585
15b749ee2
hex7cc97e1

130848737 has 4 divisors (see below), whose sum is σ = 135069696. Its totient is φ = 126627780.

The previous prime is 130848733. The next prime is 130848743. The reversal of 130848737 is 737848031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 737848031 = 929794239.

It is a cyclic number.

It is not a de Polignac number, because 130848737 - 22 = 130848733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130848694 and 130848703.

It is not an unprimeable number, because it can be changed into a prime (130848733) 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, 2110433 + ... + 2110494.

It is an arithmetic number, because the mean of its divisors is an integer number (33767424).

Almost surely, 2130848737 is an apocalyptic number.

It is an amenable number.

130848737 is a deficient number, since it is larger than the sum of its proper divisors (4220959).

130848737 is an equidigital number, since it uses as much as digits as its factorization.

130848737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4220958.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 130848737 is about 11438.9132788041. The cubic root of 130848737 is about 507.6797548102.

The spelling of 130848737 in words is "one hundred thirty million, eight hundred forty-eight thousand, seven hundred thirty-seven".

Divisors: 1 31 4220927 130848737