Search a number
-
+
130971314 = 265485657
BaseRepresentation
bin1111100111001…
…11011010110010
3100010110000212102
413303213122302
5232012040224
620555100402
73150144365
oct763473262
9303400772
10130971314
1167a25761
1237a41702
1321198926
14135740dc
15b7714ae
hex7ce76b2

130971314 has 4 divisors (see below), whose sum is σ = 196456974. Its totient is φ = 65485656.

The previous prime is 130971307. The next prime is 130971329. The reversal of 130971314 is 413179031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 413179031 = 1912163241.

It can be written as a sum of positive squares in only one way, i.e., 87740689 + 43230625 = 9367^2 + 6575^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32742827 + ... + 32742830.

Almost surely, 2130971314 is an apocalyptic number.

130971314 is a deficient number, since it is larger than the sum of its proper divisors (65485660).

130971314 is an equidigital number, since it uses as much as digits as its factorization.

130971314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65485659.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 130971314 is about 11444.2699199206. The cubic root of 130971314 is about 507.8382340865.

The spelling of 130971314 in words is "one hundred thirty million, nine hundred seventy-one thousand, three hundred fourteen".

Divisors: 1 2 65485657 130971314