Search a number
-
+
108130272 = 2531126357
BaseRepresentation
bin1100111000111…
…10111111100000
321112110120211220
412130132333200
5210140132042
614421335040
72452043415
oct634367740
9245416756
10108130272
1156044968
1230267480
131952c313
141050a10c
15975d8ec
hex671efe0

108130272 has 24 divisors (see below), whose sum is σ = 283842216. Its totient is φ = 36043392.

The previous prime is 108130259. The next prime is 108130277. The reversal of 108130272 is 272031801.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108130277) 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, 563083 + ... + 563274.

It is an arithmetic number, because the mean of its divisors is an integer number (11826759).

Almost surely, 2108130272 is an apocalyptic number.

108130272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

108130272 is an abundant number, since it is smaller than the sum of its proper divisors (175711944).

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

108130272 is a wasteful number, since it uses less digits than its factorization.

108130272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126370 (or 1126362 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 108130272 is about 10398.5706710105. The cubic root of 108130272 is about 476.4117144970.

The spelling of 108130272 in words is "one hundred eight million, one hundred thirty thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 1126357 2252714 3379071 4505428 6758142 9010856 13516284 18021712 27032568 36043424 54065136 108130272