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2972475285120 = 2732511173189021
BaseRepresentation
bin101011010000010101010…
…101010101111010000000
3101112011110220122212220200
4223100111111111322000
5342200112133110440
610153311501205200
7424516465016655
oct53202525257200
911464426585820
102972475285120
11a4668a896030
12400103b60800
131873c3222a73
14a3c23507c2c
15524c30b2c30
hex2b415555e80

2972475285120 has 768 divisors, whose sum is σ = 12238716072960. Its totient is φ = 656326656000.

The previous prime is 2972475285119. The next prime is 2972475285211. The reversal of 2972475285120 is 215825742792.

It is a happy number.

2972475285120 is a `hidden beast` number, since 2 + 9 + 7 + 2 + 47 + 528 + 51 + 20 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 33346210 + ... + 33435230.

It is an arithmetic number, because the mean of its divisors is an integer number (15935828220).

Almost surely, 22972475285120 is an apocalyptic number.

2972475285120 is a gapful number since it is divisible by the number (20) 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 2972475285120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6119358036480).

2972475285120 is an abundant number, since it is smaller than the sum of its proper divisors (9266240787840).

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

2972475285120 is a wasteful number, since it uses less digits than its factorization.

2972475285120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89105 (or 89090 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 54.

The spelling of 2972475285120 in words is "two trillion, nine hundred seventy-two billion, four hundred seventy-five million, two hundred eighty-five thousand, one hundred twenty".