Base | Representation |
---|---|
bin | 10001110001011… |
… | …01101000111011 |
3 | 101101112021210201 |
4 | 20320231220323 |
5 | 301131202411 |
6 | 22443223031 |
7 | 3460125235 |
oct | 1070555073 |
9 | 341467721 |
10 | 149084731 |
11 | 77177624 |
12 | 41b17a77 |
13 | 24b6b423 |
14 | 15b2b255 |
15 | d14d3c1 |
hex | 8e2da3b |
149084731 has 2 divisors, whose sum is σ = 149084732. Its totient is φ = 149084730.
The previous prime is 149084711. The next prime is 149084777. The reversal of 149084731 is 137480941.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 149084731 - 25 = 149084699 is a prime.
It is a super-2 number, since 2×1490847312 = 44452514034684722, which contains 22 as substring.
It is equal to p8395813 and since 149084731 and 8395813 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (149084711) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74542365 + 74542366.
It is an arithmetic number, because the mean of its divisors is an integer number (74542366).
Almost surely, 2149084731 is an apocalyptic number.
149084731 is a deficient number, since it is larger than the sum of its proper divisors (1).
149084731 is an equidigital number, since it uses as much as digits as its factorization.
149084731 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24192, while the sum is 37.
The square root of 149084731 is about 12210.0258394485. The cubic root of 149084731 is about 530.2463919043.
The spelling of 149084731 in words is "one hundred forty-nine million, eighty-four thousand, seven hundred thirty-one".
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