Base | Representation |
---|---|
bin | 1111000010111101000… |
… | …1000101100101101110 |
3 | 220201012200111200211212 |
4 | 3300233101011211232 |
5 | 13213342201440004 |
6 | 314425452114422 |
7 | 24450435432440 |
oct | 3605721054556 |
9 | 821180450755 |
10 | 258491046254 |
11 | 9a697502a51 |
12 | 42120165a12 |
13 | 1b4b627080c |
14 | c7223c0490 |
15 | 6acd4ae96e |
hex | 3c2f44596e |
258491046254 has 36 divisors (see below), whose sum is σ = 470786044824. Its totient is φ = 104252251392.
The previous prime is 258491046223. The next prime is 258491046269. The reversal of 258491046254 is 452640194852.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 32335682 + ... + 32343674.
It is an arithmetic number, because the mean of its divisors is an integer number (13077390134).
Almost surely, 2258491046254 is an apocalyptic number.
258491046254 is a deficient number, since it is larger than the sum of its proper divisors (212294998570).
258491046254 is an frugal number, since it uses more digits than its factorization.
258491046254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16029 (or 8019 counting only the distinct ones).
The product of its (nonzero) digits is 2764800, while the sum is 50.
The spelling of 258491046254 in words is "two hundred fifty-eight billion, four hundred ninety-one million, forty-six thousand, two hundred fifty-four".
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