Base | Representation |
---|---|
bin | 100100000101100010… |
… | …000011110000000000 |
3 | 10201000101021221221100 |
4 | 210011202003300000 |
5 | 1113323331120000 |
6 | 25444513454400 |
7 | 2541125325420 |
oct | 440542036000 |
9 | 121011257840 |
10 | 38747520000 |
11 | 15483a68302 |
12 | 7614571400 |
13 | 3866744c37 |
14 | 1c380da480 |
15 | 101ba81a00 |
hex | 905883c00 |
38747520000 has 990 divisors, whose sum is σ = 165101669304. Its totient is φ = 8570880000.
The previous prime is 38747519971. The next prime is 38747520001. The reversal of 38747520000 is 2574783.
38747520000 is a `hidden beast` number, since 387 + 4 + 75 + 200 + 0 + 0 = 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 (38747520001) by changing a digit.
It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 1249919985 + ... + 1249920015.
Almost surely, 238747520000 is an apocalyptic number.
38747520000 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 38747520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82550834652).
38747520000 is an abundant number, since it is smaller than the sum of its proper divisors (126354149304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38747520000 is an equidigital number, since it uses as much as digits as its factorization.
38747520000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115 (or 48 counting only the distinct ones).
The product of its (nonzero) digits is 47040, while the sum is 36.
The spelling of 38747520000 in words is "thirty-eight billion, seven hundred forty-seven million, five hundred twenty thousand".
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