Base | Representation |
---|---|
bin | 1110101011010100111… |
… | …0010000111110101110 |
3 | 220002211122220220212202 |
4 | 3222311032100332232 |
5 | 13112400010100310 |
6 | 311500241501502 |
7 | 24134322022025 |
oct | 3526516207656 |
9 | 802748826782 |
10 | 252148518830 |
11 | 97a322a124a |
12 | 40a50041892 |
13 | 1aa15236c00 |
14 | c2bdccb8bc |
15 | 685b7673a5 |
hex | 3ab5390fae |
252148518830 has 24 divisors (see below), whose sum is σ = 491465814552. Its totient is φ = 93100990944.
The previous prime is 252148518803. The next prime is 252148518851. The reversal of 252148518830 is 38815841252.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74598464 + ... + 74601843.
It is an arithmetic number, because the mean of its divisors is an integer number (20477742273).
Almost surely, 2252148518830 is an apocalyptic number.
252148518830 is a deficient number, since it is larger than the sum of its proper divisors (239317295722).
252148518830 is a wasteful number, since it uses less digits than its factorization.
252148518830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149200340 (or 149200327 counting only the distinct ones).
The product of its (nonzero) digits is 614400, while the sum is 47.
The spelling of 252148518830 in words is "two hundred fifty-two billion, one hundred forty-eight million, five hundred eighteen thousand, eight hundred thirty".
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