Base | Representation |
---|---|
bin | 10001110101111… |
… | …00101101100100 |
3 | 101102122001200100 |
4 | 20322330231210 |
5 | 301303431011 |
6 | 22503544100 |
7 | 3465115614 |
oct | 1072745544 |
9 | 342561610 |
10 | 149670756 |
11 | 77537944 |
12 | 4215b030 |
13 | 250150a1 |
14 | 15c40a44 |
15 | d216d56 |
hex | 8ebcb64 |
149670756 has 27 divisors (see below), whose sum is σ = 378520051. Its totient is φ = 49865784.
The previous prime is 149670751. The next prime is 149670757. The reversal of 149670756 is 657076941.
It is a happy number.
The square root of 149670756 is 12234.
It is a perfect power (a square), and thus also a powerful number.
It is a super-2 number, since 2×1496707562 = 44802670403223072, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (149670751) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 72385 + ... + 74423.
Almost surely, 2149670756 is an apocalyptic number.
149670756 is the 12234-th square number.
It is an amenable number.
149670756 is an abundant number, since it is smaller than the sum of its proper divisors (228849295).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149670756 is an equidigital number, since it uses as much as digits as its factorization.
149670756 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4088 (or 2044 counting only the distinct ones).
The product of its (nonzero) digits is 317520, while the sum is 45.
The cubic root of 149670756 is about 530.9402509724.
It can be divided in two parts, 149670 and 756, that added together give a triangular number (150426 = T548).
The spelling of 149670756 in words is "one hundred forty-nine million, six hundred seventy thousand, seven hundred fifty-six".
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