Base | Representation |
---|---|
bin | 1001010100101000… |
… | …0000110100100110 |
3 | 20110101202121121020 |
4 | 2111022000310212 |
5 | 20111110224430 |
6 | 1052151432010 |
7 | 116004206154 |
oct | 22512006446 |
9 | 6411677536 |
10 | 2502429990 |
11 | 1074613765 |
12 | 59a085606 |
13 | 30b5a0508 |
14 | 19a4c43d4 |
15 | e9a5ab10 |
hex | 95280d26 |
2502429990 has 32 divisors (see below), whose sum is σ = 6007658976. Its totient is φ = 667111680.
The previous prime is 2502429983. The next prime is 2502430013. The reversal of 2502429990 is 999242052.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105684 + ... + 127176.
It is an arithmetic number, because the mean of its divisors is an integer number (187739343).
Almost surely, 22502429990 is an apocalyptic number.
2502429990 is an abundant number, since it is smaller than the sum of its proper divisors (3505228986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2502429990 is a wasteful number, since it uses less digits than its factorization.
2502429990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25384.
The product of its (nonzero) digits is 116640, while the sum is 42.
The square root of 2502429990 is about 50024.2939980166. The cubic root of 2502429990 is about 1357.6483997454.
The spelling of 2502429990 in words is "two billion, five hundred two million, four hundred twenty-nine thousand, nine hundred ninety".
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