Base | Representation |
---|---|
bin | 101010010010111110… |
… | …011000111100110100 |
3 | 11100020002021112010120 |
4 | 222102332120330310 |
5 | 1221002332022440 |
6 | 32510311451540 |
7 | 3165303252156 |
oct | 522276307464 |
9 | 140202245116 |
10 | 45415501620 |
11 | 18295959615 |
12 | 8975686bb0 |
13 | 438a01c4a8 |
14 | 22ab90aad6 |
15 | 12ac164dd0 |
hex | a92f98f34 |
45415501620 has 96 divisors (see below), whose sum is σ = 133705192320. Its totient is φ = 11501468160.
The previous prime is 45415501619. The next prime is 45415501633. The reversal of 45415501620 is 2610551454.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107802 + ... + 320081.
It is an arithmetic number, because the mean of its divisors is an integer number (1392762420).
Almost surely, 245415501620 is an apocalyptic number.
It is an amenable number.
45415501620 is an abundant number, since it is smaller than the sum of its proper divisors (88289690700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45415501620 is a wasteful number, since it uses less digits than its factorization.
45415501620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 427985 (or 427983 counting only the distinct ones).
The product of its (nonzero) digits is 24000, while the sum is 33.
The spelling of 45415501620 in words is "forty-five billion, four hundred fifteen million, five hundred one thousand, six hundred twenty".
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