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130894151 = 1031270817
BaseRepresentation
bin1111100110101…
…00100101000111
3100010022010000112
413303110211013
5232002103101
620553303235
73146403413
oct763244507
9303263015
10130894151
1167982793
1237a04b1b
132116c77b
1413553d43
15b7586bb
hex7cd4947

130894151 has 4 divisors (see below), whose sum is σ = 132165072. Its totient is φ = 129623232.

The previous prime is 130894147. The next prime is 130894157. The reversal of 130894151 is 151498031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130894151 - 22 = 130894147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130894157) 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, 635306 + ... + 635511.

It is an arithmetic number, because the mean of its divisors is an integer number (33041268).

Almost surely, 2130894151 is an apocalyptic number.

130894151 is a deficient number, since it is larger than the sum of its proper divisors (1270921).

130894151 is a wasteful number, since it uses less digits than its factorization.

130894151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270920.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 130894151 is about 11440.8981727835. The cubic root of 130894151 is about 507.7384819127.

It can be divided in two parts, 1308 and 94151, that added together give a palindrome (95459).

The spelling of 130894151 in words is "one hundred thirty million, eight hundred ninety-four thousand, one hundred fifty-one".

Divisors: 1 103 1270817 130894151