Base | Representation |
---|---|
bin | 11110110001110… |
… | …11100000101100 |
3 | 122222211120211110 |
4 | 33120323200230 |
5 | 1012044142302 |
6 | 41341552020 |
7 | 6253415406 |
oct | 1730734054 |
9 | 588746743 |
10 | 258193452 |
11 | 12281a620 |
12 | 72575610 |
13 | 41650bba |
14 | 2640db76 |
15 | 17a01b6c |
hex | f63b82c |
258193452 has 24 divisors (see below), whose sum is σ = 657220032. Its totient is φ = 78240400.
The previous prime is 258193427. The next prime is 258193477. The reversal of 258193452 is 254391852.
It is an interprime number because it is at equal distance from previous prime (258193427) and next prime (258193477).
It is a self number, because there is not a number n which added to its sum of digits gives 258193452.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 977874 + ... + 978137.
It is an arithmetic number, because the mean of its divisors is an integer number (27384168).
Almost surely, 2258193452 is an apocalyptic number.
258193452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
258193452 is an abundant number, since it is smaller than the sum of its proper divisors (399026580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258193452 is a wasteful number, since it uses less digits than its factorization.
258193452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1956029 (or 1956027 counting only the distinct ones).
The product of its digits is 86400, while the sum is 39.
The square root of 258193452 is about 16068.3991735331. The cubic root of 258193452 is about 636.7687492292.
The spelling of 258193452 in words is "two hundred fifty-eight million, one hundred ninety-three thousand, four hundred fifty-two".
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