Base | Representation |
---|---|
bin | 111010100001110110… |
… | …1101100010000000000 |
3 | 110000102120002210010000 |
4 | 1311003231230100000 |
5 | 4024403131242114 |
6 | 133424035040000 |
7 | 12036501150231 |
oct | 1650355542000 |
9 | 400376083100 |
10 | 125690102784 |
11 | 49339871604 |
12 | 20439440000 |
13 | bb10ccb4ac |
14 | 6124d27088 |
15 | 34097c6e09 |
hex | 1d43b6c400 |
125690102784 has 165 divisors, whose sum is σ = 375640370391. Its totient is φ = 41862666240.
The previous prime is 125690102777. The next prime is 125690102807. The reversal of 125690102784 is 487201096521.
The square root of 125690102784 is 354528.
It is a perfect power (a square), and thus also a powerful number.
125690102784 is a `hidden beast` number, since 1 + 2 + 569 + 0 + 1 + 0 + 2 + 7 + 84 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 102103449 + ... + 102104679.
Almost surely, 2125690102784 is an apocalyptic number.
125690102784 is the 354528-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 125690102784
125690102784 is an abundant number, since it is smaller than the sum of its proper divisors (249950267607).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125690102784 is an frugal number, since it uses more digits than its factorization.
125690102784 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2494 (or 1236 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The spelling of 125690102784 in words is "one hundred twenty-five billion, six hundred ninety million, one hundred two thousand, seven hundred eighty-four".
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