Base | Representation |
---|---|
bin | 10000001110001100000… |
… | …00011110011011110000 |
3 | 1222021200021020122201100 |
4 | 20013012000132123300 |
5 | 33112444413411413 |
6 | 1104015321204400 |
7 | 55161134404200 |
oct | 10070600363360 |
9 | 1867607218640 |
10 | 557372794608 |
11 | 1a5420459233 |
12 | 90033030700 |
13 | 407384cb056 |
14 | 1cd96bd2400 |
15 | e7728cea73 |
hex | 81c601e6f0 |
557372794608 has 720 divisors, whose sum is σ = 1956967484160. Its totient is φ = 147358310400.
The previous prime is 557372794607. The next prime is 557372794691. The reversal of 557372794608 is 806497273755.
557372794608 is a `hidden beast` number, since 557 + 3 + 7 + 2 + 79 + 4 + 6 + 0 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (557372794603) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 493686588 + ... + 493687716.
Almost surely, 2557372794608 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 557372794608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (978483742080).
557372794608 is an abundant number, since it is smaller than the sum of its proper divisors (1399594689552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
557372794608 is a wasteful number, since it uses less digits than its factorization.
557372794608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1286 (or 1270 counting only the distinct ones).
The product of its (nonzero) digits is 88905600, while the sum is 63.
It can be divided in two parts, 557 and 372794608, that added together give a triangular number (372795165 = T27305).
The spelling of 557372794608 in words is "five hundred fifty-seven billion, three hundred seventy-two million, seven hundred ninety-four thousand, six hundred eight".
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