Base | Representation |
---|---|
bin | 100001000001100… |
… | …010101100100111 |
3 | 1102121112202222221 |
4 | 201001202230213 |
5 | 2113314134031 |
6 | 130551133211 |
7 | 16505240044 |
oct | 4101425447 |
9 | 1377482887 |
10 | 554052391 |
11 | 264825842 |
12 | 135674207 |
13 | 8aa2bb69 |
14 | 538261cb |
15 | 33993a11 |
hex | 21062b27 |
554052391 has 2 divisors, whose sum is σ = 554052392. Its totient is φ = 554052390.
The previous prime is 554052379. The next prime is 554052397. The reversal of 554052391 is 193250455.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 554052391 - 215 = 554019623 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (554052397) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277026195 + 277026196.
It is an arithmetic number, because the mean of its divisors is an integer number (277026196).
Almost surely, 2554052391 is an apocalyptic number.
554052391 is a deficient number, since it is larger than the sum of its proper divisors (1).
554052391 is an equidigital number, since it uses as much as digits as its factorization.
554052391 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27000, while the sum is 34.
The square root of 554052391 is about 23538.3175057182. The cubic root of 554052391 is about 821.3285972314.
The spelling of 554052391 in words is "five hundred fifty-four million, fifty-two thousand, three hundred ninety-one".
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