Base | Representation |
---|---|
bin | 10001110110011… |
… | …10000001010000 |
3 | 101102202122220222 |
4 | 20323032001100 |
5 | 301313213043 |
6 | 22505252212 |
7 | 3465532400 |
oct | 1073160120 |
9 | 342678828 |
10 | 149741648 |
11 | 77586131 |
12 | 42194068 |
13 | 2503b434 |
14 | 15c5c800 |
15 | d22cd68 |
hex | 8ece050 |
149741648 has 30 divisors (see below), whose sum is σ = 337493466. Its totient is φ = 64174656.
The previous prime is 149741639. The next prime is 149741653. The reversal of 149741648 is 846147941.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 131148304 + 18593344 = 11452^2 + 4312^2 .
It is a super-2 number, since 2×1497416482 = 44845122291511808, which contains 22 as substring.
It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 149741599 and 149741608.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94715 + ... + 96282.
Almost surely, 2149741648 is an apocalyptic number.
It is an amenable number.
149741648 is an abundant number, since it is smaller than the sum of its proper divisors (187751818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149741648 is a wasteful number, since it uses less digits than its factorization.
149741648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191019 (or 191006 counting only the distinct ones).
The product of its digits is 193536, while the sum is 44.
The square root of 149741648 is about 12236.8969922934. The cubic root of 149741648 is about 531.0240648854.
The spelling of 149741648 in words is "one hundred forty-nine million, seven hundred forty-one thousand, six hundred forty-eight".
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