Base | Representation |
---|---|
bin | 110010011001000100… |
… | …110001011000100010 |
3 | 12011122212022122002020 |
4 | 302121010301120202 |
5 | 1341303042204300 |
6 | 40505021202310 |
7 | 3623561322504 |
oct | 623104613042 |
9 | 164585278066 |
10 | 54107772450 |
11 | 20a46477316 |
12 | a5a0700396 |
13 | 5143ac6904 |
14 | 28940d9d74 |
15 | 161a3078a0 |
hex | c99131622 |
54107772450 has 48 divisors (see below), whose sum is σ = 135152703840. Its totient is φ = 14324929920.
The previous prime is 54107772421. The next prime is 54107772487. The reversal of 54107772450 is 5427770145.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1276699 + ... + 1318398.
It is an arithmetic number, because the mean of its divisors is an integer number (2815681330).
Almost surely, 254107772450 is an apocalyptic number.
54107772450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
54107772450 is an abundant number, since it is smaller than the sum of its proper divisors (81044931390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54107772450 is a wasteful number, since it uses less digits than its factorization.
54107772450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2595251 (or 2595246 counting only the distinct ones).
The product of its (nonzero) digits is 274400, while the sum is 42.
The spelling of 54107772450 in words is "fifty-four billion, one hundred seven million, seven hundred seventy-two thousand, four hundred fifty".
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