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130214154 = 23717331789
BaseRepresentation
bin1111100001011…
…10100100001010
3100002000120020110
413300232210022
5231313323104
620530535150
73140542050
oct760564412
9302016213
10130214154
1167558904
12377374b6
1320c920c5
14134181d0
15b671e89
hex7c2e90a

130214154 has 32 divisors (see below), whose sum is σ = 297970560. Its totient is φ = 37161792.

The previous prime is 130214153. The next prime is 130214177. The reversal of 130214154 is 451412031.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 130214154.

It is not an unprimeable number, because it can be changed into a prime (130214153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71892 + ... + 73680.

It is an arithmetic number, because the mean of its divisors is an integer number (9311580).

Almost surely, 2130214154 is an apocalyptic number.

130214154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

130214154 is an abundant number, since it is smaller than the sum of its proper divisors (167756406).

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

130214154 is a wasteful number, since it uses less digits than its factorization.

130214154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3534.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 130214154 is about 11411.1416606753. The cubic root of 130214154 is about 506.8577187123.

Adding to 130214154 its reverse (451412031), we get a palindrome (581626185).

The spelling of 130214154 in words is "one hundred thirty million, two hundred fourteen thousand, one hundred fifty-four".

Divisors: 1 2 3 6 7 14 21 42 1733 1789 3466 3578 5199 5367 10398 10734 12131 12523 24262 25046 36393 37569 72786 75138 3100337 6200674 9301011 18602022 21702359 43404718 65107077 130214154