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130974 = 2383263
BaseRepresentation
bin11111111110011110
320122122220
4133332132
513142344
62450210
71053564
oct377636
9218586
10130974
118a448
1263966
13477cc
1435a34
1528c19
hex1ff9e

130974 has 16 divisors (see below), whose sum is σ = 266112. Its totient is φ = 42968.

The previous prime is 130973. The next prime is 130981. The reversal of 130974 is 479031.

It is a plaindrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 130974.

It is not an unprimeable number, because it can be changed into a prime (130973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367 + ... + 629.

It is an arithmetic number, because the mean of its divisors is an integer number (16632).

2130974 is an apocalyptic number.

130974 is an abundant number, since it is smaller than the sum of its proper divisors (135138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130974 is a wasteful number, since it uses less digits than its factorization.

130974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 130974 is about 361.9033020021. The cubic root of 130974 is about 50.7841705697.

The spelling of 130974 in words is "one hundred thirty thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 83 166 249 263 498 526 789 1578 21829 43658 65487 130974