Base | Representation |
---|---|
bin | 101111110100110111… |
… | …111010100001010000 |
3 | 11220112212121120110000 |
4 | 233310313322201100 |
5 | 1320132323013301 |
6 | 35331411410000 |
7 | 3465400530042 |
oct | 576467724120 |
9 | 156485546400 |
10 | 51352938576 |
11 | 1a862438905 |
12 | 9b51bb3900 |
13 | 4ac51517b4 |
14 | 26b22b1a92 |
15 | 1508540786 |
hex | bf4dfa850 |
51352938576 has 100 divisors (see below), whose sum is σ = 150666612052. Its totient is φ = 16883126784.
The previous prime is 51352938499. The next prime is 51352938587. The reversal of 51352938576 is 67583925315.
51352938576 is a `hidden beast` number, since 5 + 1 + 35 + 2 + 9 + 38 + 576 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 16712284176 + 34640654400 = 129276^2 + 186120^2 .
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 176791 + ... + 366006.
Almost surely, 251352938576 is an apocalyptic number.
It is an amenable number.
51352938576 is an abundant number, since it is smaller than the sum of its proper divisors (99313673476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51352938576 is a wasteful number, since it uses less digits than its factorization.
51352938576 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 542890 (or 542875 counting only the distinct ones).
The product of its digits is 6804000, while the sum is 54.
The spelling of 51352938576 in words is "fifty-one billion, three hundred fifty-two million, nine hundred thirty-eight thousand, five hundred seventy-six".
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