Base | Representation |
---|---|
bin | 1001100111001000… |
… | …1010101011001110 |
3 | 20122210211212210000 |
4 | 2121302022223032 |
5 | 20240444034344 |
6 | 1104003425130 |
7 | 120636122214 |
oct | 23162125316 |
9 | 6583755700 |
10 | 2580064974 |
11 | 110441a003 |
12 | 6000851a6 |
13 | 3216b3286 |
14 | 1a6932cb4 |
15 | 101793a69 |
hex | 99c8aace |
2580064974 has 80 divisors (see below), whose sum is σ = 6180118560. Its totient is φ = 802517760.
The previous prime is 2580064969. The next prime is 2580065017. The reversal of 2580064974 is 4794600852.
It is a happy number.
2580064974 is a `hidden beast` number, since 2 + 580 + 0 + 64 + 9 + 7 + 4 = 666.
2580064974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 144322 + ... + 161210.
It is an arithmetic number, because the mean of its divisors is an integer number (77251482).
Almost surely, 22580064974 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2580064974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3090059280).
2580064974 is an abundant number, since it is smaller than the sum of its proper divisors (3600053586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2580064974 is a wasteful number, since it uses less digits than its factorization.
2580064974 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16967 (or 16958 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 45.
The square root of 2580064974 is about 50794.3399799623. The cubic root of 2580064974 is about 1371.5454834204.
The spelling of 2580064974 in words is "two billion, five hundred eighty million, sixty-four thousand, nine hundred seventy-four".
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