Search a number
-
+
130141672 = 2317394033
BaseRepresentation
bin1111100000111…
…00110111101000
3100001212212210221
413300130313220
5231304013142
620525215424
73140120533
oct760346750
9301785727
10130141672
1167509401
1237701574
1320c6810b
14133d9a1a
15b65a767
hex7c1cde8

130141672 has 16 divisors (see below), whose sum is σ = 245428740. Its totient is φ = 64694016.

The previous prime is 130141657. The next prime is 130141673. The reversal of 130141672 is 276141031.

It can be written as a sum of positive squares in 2 ways, for example, as 120692196 + 9449476 = 10986^2 + 3074^2 .

It is not an unprimeable number, because it can be changed into a prime (130141673) 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, 45633 + ... + 48400.

Almost surely, 2130141672 is an apocalyptic number.

It is an amenable number.

130141672 is a deficient number, since it is larger than the sum of its proper divisors (115287068).

130141672 is a wasteful number, since it uses less digits than its factorization.

130141672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94212 (or 94208 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 130141672 is about 11407.9652874647. The cubic root of 130141672 is about 506.7636560247.

The spelling of 130141672 in words is "one hundred thirty million, one hundred forty-one thousand, six hundred seventy-two".

Divisors: 1 2 4 8 173 346 692 1384 94033 188066 376132 752264 16267709 32535418 65070836 130141672