Search a number
-
+
130532892 = 22373741999
BaseRepresentation
bin1111100011111…
…00011000011100
3100002121202110120
413301330120130
5231404023032
620541434540
73143340240
oct761743034
9302552416
10130532892
1167756326
123786ba50
13210741c9
141349c420
15b6d662c
hex7c7c61c

130532892 has 48 divisors (see below), whose sum is σ = 357504000. Its totient is φ = 36286272.

The previous prime is 130532887. The next prime is 130532893. The reversal of 130532892 is 298235031.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130532893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17892 + ... + 24107.

It is an arithmetic number, because the mean of its divisors is an integer number (7448000).

Almost surely, 2130532892 is an apocalyptic number.

130532892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

130532892 is an abundant number, since it is smaller than the sum of its proper divisors (226971108).

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

130532892 is a wasteful number, since it uses less digits than its factorization.

130532892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42050 (or 42048 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 130532892 is about 11425.0992118231. The cubic root of 130532892 is about 507.2709435722.

The spelling of 130532892 in words is "one hundred thirty million, five hundred thirty-two thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 37 42 74 84 111 148 222 259 444 518 777 1036 1554 3108 41999 83998 125997 167996 251994 293993 503988 587986 881979 1175972 1553963 1763958 3107926 3527916 4661889 6215852 9323778 10877741 18647556 21755482 32633223 43510964 65266446 130532892