Base | Representation |
---|---|
bin | 10001110001001… |
… | …00011111100101 |
3 | 101101110101102020 |
4 | 20320210133211 |
5 | 301124003034 |
6 | 22442333353 |
7 | 3456611100 |
oct | 1070443745 |
9 | 341411366 |
10 | 149047269 |
11 | 77151468 |
12 | 41aba259 |
13 | 24b57367 |
14 | 15b1b737 |
15 | d142249 |
hex | 8e247e5 |
149047269 has 24 divisors (see below), whose sum is σ = 239153760. Its totient is φ = 82230624.
The previous prime is 149047237. The next prime is 149047271. The reversal of 149047269 is 962740941.
149047269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 149047269 - 25 = 149047237 is a prime.
It is a super-2 number, since 2×1490472692 = 44430176792716722, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 149047269.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149027269) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13219 + ... + 21744.
It is an arithmetic number, because the mean of its divisors is an integer number (9964740).
Almost surely, 2149047269 is an apocalyptic number.
It is an amenable number.
149047269 is a deficient number, since it is larger than the sum of its proper divisors (90106491).
149047269 is a wasteful number, since it uses less digits than its factorization.
149047269 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35009 (or 35002 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 42.
The square root of 149047269 is about 12208.4916758787. The cubic root of 149047269 is about 530.2019747592.
The spelling of 149047269 in words is "one hundred forty-nine million, forty-seven thousand, two hundred sixty-nine".
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