Search a number
-
+
130980255 = 3573833257
BaseRepresentation
bin1111100111010…
…01100110011111
3100010110111010120
413303221212133
5232012332010
620555210023
73150212430
oct763514637
9303414116
10130980255
1167a3144a
1237a46913
132119ca13
1413577487
15b773e70
hex7ce999f

130980255 has 32 divisors (see below), whose sum is σ = 240205824. Its totient is φ = 59702016.

The previous prime is 130980253. The next prime is 130980263. The reversal of 130980255 is 552089031.

It is not a de Polignac number, because 130980255 - 21 = 130980253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130980253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38587 + ... + 41843.

It is an arithmetic number, because the mean of its divisors is an integer number (7506432).

Almost surely, 2130980255 is an apocalyptic number.

130980255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

130980255 is a deficient number, since it is larger than the sum of its proper divisors (109225569).

130980255 is a wasteful number, since it uses less digits than its factorization.

130980255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655.

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 130980255 is about 11444.6605454247. The cubic root of 130980255 is about 507.8497899969.

It can be divided in two parts, 1 and 30980255, that added together give a triangular number (30980256 = T7871).

The spelling of 130980255 in words is "one hundred thirty million, nine hundred eighty thousand, two hundred fifty-five".

Divisors: 1 3 5 7 15 21 35 105 383 1149 1915 2681 3257 5745 8043 9771 13405 16285 22799 40215 48855 68397 113995 341985 1247431 3742293 6237155 8732017 18711465 26196051 43660085 130980255