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130372 = 22112963
BaseRepresentation
bin11111110101000100
320121211121
4133311010
513132442
62443324
71052044
oct376504
9217747
10130372
1189a50
1263544
1347458
1435724
1528967
hex1fd44

130372 has 12 divisors (see below), whose sum is σ = 248976. Its totient is φ = 59240.

The previous prime is 130369. The next prime is 130379. The reversal of 130372 is 273031.

It is not an unprimeable number, because it can be changed into a prime (130379) 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, 1438 + ... + 1525.

It is an arithmetic number, because the mean of its divisors is an integer number (20748).

2130372 is an apocalyptic number.

It is an amenable number.

130372 is a deficient number, since it is larger than the sum of its proper divisors (118604).

130372 is a wasteful number, since it uses less digits than its factorization.

130372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2978 (or 2976 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 130372 is about 361.0706302097. The cubic root of 130372 is about 50.7062440844.

The spelling of 130372 in words is "one hundred thirty thousand, three hundred seventy-two".

Divisors: 1 2 4 11 22 44 2963 5926 11852 32593 65186 130372