Base | Representation |
---|---|
bin | 1110110101010100010… |
… | …0110001001111111000 |
3 | 220100202120022210102211 |
4 | 3231111010301033320 |
5 | 13133343034242440 |
6 | 313022323304504 |
7 | 24260635345204 |
oct | 3552504611770 |
9 | 810676283384 |
10 | 254830384120 |
11 | 99089121344 |
12 | 4147a21b134 |
13 | 1b051a41250 |
14 | c49615db04 |
15 | 6966e18eea |
hex | 3b551313f8 |
254830384120 has 64 divisors (see below), whose sum is σ = 649972260000. Its totient is φ = 89139045888.
The previous prime is 254830384111. The next prime is 254830384147. The reversal of 254830384120 is 21483038452.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12886395 + ... + 12906154.
Almost surely, 2254830384120 is an apocalyptic number.
254830384120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
254830384120 is an abundant number, since it is smaller than the sum of its proper divisors (395141875880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
254830384120 is a wasteful number, since it uses less digits than its factorization.
254830384120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25792592 (or 25792588 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 40.
The spelling of 254830384120 in words is "two hundred fifty-four billion, eight hundred thirty million, three hundred eighty-four thousand, one hundred twenty".
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