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130254 = 23171277
BaseRepresentation
bin11111110011001110
320121200020
4133303032
513132004
62443010
71051515
oct376316
9217606
10130254
1189953
1263466
1347397
143567c
15288d9
hex1fcce

130254 has 16 divisors (see below), whose sum is σ = 276048. Its totient is φ = 40832.

The previous prime is 130253. The next prime is 130259. The reversal of 130254 is 452031.

It is a super-2 number, since 2×1302542 = 33932209032, which contains 22 as substring.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130253) 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, 537 + ... + 740.

It is an arithmetic number, because the mean of its divisors is an integer number (17253).

2130254 is an apocalyptic number.

130254 is an abundant number, since it is smaller than the sum of its proper divisors (145794).

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

130254 is a wasteful number, since it uses less digits than its factorization.

130254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 130254 is about 360.9071902858. The cubic root of 130254 is about 50.6909413535.

Adding to 130254 its reverse (452031), we get a palindrome (582285).

The spelling of 130254 in words is "one hundred thirty thousand, two hundred fifty-four".

Divisors: 1 2 3 6 17 34 51 102 1277 2554 3831 7662 21709 43418 65127 130254