Base | Representation |
---|---|
bin | 10010001101100… |
… | …10100011101101 |
3 | 101122110202202101 |
4 | 21012302203231 |
5 | 303102244033 |
6 | 23054255101 |
7 | 3533364565 |
oct | 1106624355 |
9 | 348422671 |
10 | 152774893 |
11 | 79268047 |
12 | 431b7491 |
13 | 25860c5b |
14 | 1640bda5 |
15 | d62b97d |
hex | 91b28ed |
152774893 has 2 divisors, whose sum is σ = 152774894. Its totient is φ = 152774892.
The previous prime is 152774873. The next prime is 152774899. The reversal of 152774893 is 398477251.
152774893 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 109767529 + 43007364 = 10477^2 + 6558^2 .
It is a cyclic number.
It is not a de Polignac number, because 152774893 - 213 = 152766701 is a prime.
It is a super-2 number, since 2×1527748932 = 46680335862322898, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (152774899) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76387446 + 76387447.
It is an arithmetic number, because the mean of its divisors is an integer number (76387447).
Almost surely, 2152774893 is an apocalyptic number.
It is an amenable number.
152774893 is a deficient number, since it is larger than the sum of its proper divisors (1).
152774893 is an equidigital number, since it uses as much as digits as its factorization.
152774893 is an evil number, because the sum of its binary digits is even.
The product of its digits is 423360, while the sum is 46.
The square root of 152774893 is about 12360.2141162684. The cubic root of 152774893 is about 534.5856902422.
The spelling of 152774893 in words is "one hundred fifty-two million, seven hundred seventy-four thousand, eight hundred ninety-three".
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