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30124892160 = 21332511171923
BaseRepresentation
bin11100000011100101…
…010110000000000000
32212202110022002012200
4130003211112000000
5443143433022120
621501132553200
72114344233636
oct340345260000
985673262180
1030124892160
11118597973a0
125a08922800
132ac121299c
14165ac79356
15bb4a98e90
hex703956000

30124892160 has 1344 divisors, whose sum is σ = 132489976320. Its totient is φ = 6228541440.

The previous prime is 30124892131. The next prime is 30124892167. The reversal of 30124892160 is 6129842103.

30124892160 is a `hidden beast` number, since 3 + 0 + 12 + 489 + 2 + 160 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30124892167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1309777909 + ... + 1309777931.

Almost surely, 230124892160 is an apocalyptic number.

30124892160 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30124892160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66244988160).

30124892160 is an abundant number, since it is smaller than the sum of its proper divisors (102365084160).

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

30124892160 is a wasteful number, since it uses less digits than its factorization.

30124892160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 30124892160 in words is "thirty billion, one hundred twenty-four million, eight hundred ninety-two thousand, one hundred sixty".