Base | Representation |
---|---|
bin | 1001010010100000… |
… | …01100000000100000 |
3 | 110212120001202001020 |
4 | 10221100030000200 |
5 | 40203142423030 |
6 | 2142510205440 |
7 | 234404311020 |
oct | 45120140040 |
9 | 13776052036 |
10 | 4987076640 |
11 | 212a090547 |
12 | b721b3880 |
13 | 616285530 |
14 | 354499a80 |
15 | 1e2c52510 |
hex | 12940c020 |
4987076640 has 768 divisors, whose sum is σ = 20808990720. Its totient is φ = 975421440.
The previous prime is 4987076621. The next prime is 4987076681. The reversal of 4987076640 is 466707894.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 39268257 + ... + 39268383.
It is an arithmetic number, because the mean of its divisors is an integer number (27095040).
Almost surely, 24987076640 is an apocalyptic number.
4987076640 is a gapful number since it is divisible by the number (40) 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 4987076640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10404495360).
4987076640 is an abundant number, since it is smaller than the sum of its proper divisors (15821914080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4987076640 is a wasteful number, since it uses less digits than its factorization.
4987076640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 225 (or 217 counting only the distinct ones).
The product of its (nonzero) digits is 2032128, while the sum is 51.
The square root of 4987076640 is about 70619.2370392091. The cubic root of 4987076640 is about 1708.5014332515.
The spelling of 4987076640 in words is "four billion, nine hundred eighty-seven million, seventy-six thousand, six hundred forty".
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