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156930048000 = 21534531143
BaseRepresentation
bin1001001000100111000…
…0101000000000000000
3120000001201120102120000
42102021300220000000
510032343043014000
6200032003320000
714223605253555
oct2221160500000
9500051512500
10156930048000
116060aa14850
12264b7680000
1311a4c23268b
147849cdca2c
1541371cc000
hex2489c28000

156930048000 has 1280 divisors, whose sum is σ = 653156412480. Its totient is φ = 37158912000.

The previous prime is 156930047983. The next prime is 156930048007. The reversal of 156930048000 is 840039651.

It is a tau number, because it is divible by the number of its divisors (1280).

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

It is not an unprimeable number, because it can be changed into a prime (156930048007) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3649535979 + ... + 3649536021.

Almost surely, 2156930048000 is an apocalyptic number.

156930048000 is a gapful number since it is divisible by the number (10) 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 156930048000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326578206240).

156930048000 is an abundant number, since it is smaller than the sum of its proper divisors (496226364480).

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

156930048000 is an frugal number, since it uses more digits than its factorization.

156930048000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 156930048000 in words is "one hundred fifty-six billion, nine hundred thirty million, forty-eight thousand".