Base | Representation |
---|---|
bin | 10001110110011… |
… | …00010101010100 |
3 | 101102202022110010 |
4 | 20323030111110 |
5 | 301313002430 |
6 | 22505200220 |
7 | 3465503301 |
oct | 1073142524 |
9 | 342668403 |
10 | 149734740 |
11 | 77580a21 |
12 | 42190070 |
13 | 2503824c |
14 | 15c5a0a8 |
15 | d22acb0 |
hex | 8ecc554 |
149734740 has 48 divisors (see below), whose sum is σ = 425174400. Its totient is φ = 39365760.
The previous prime is 149734733. The next prime is 149734769. The reversal of 149734740 is 47437941.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13315 + ... + 21834.
It is an arithmetic number, because the mean of its divisors is an integer number (8857800).
Almost surely, 2149734740 is an apocalyptic number.
149734740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
149734740 is an abundant number, since it is smaller than the sum of its proper divisors (275439660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149734740 is a wasteful number, since it uses less digits than its factorization.
149734740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35232 (or 35230 counting only the distinct ones).
The product of its (nonzero) digits is 84672, while the sum is 39.
The square root of 149734740 is about 12236.6147279384. The cubic root of 149734740 is about 531.0158988859.
The spelling of 149734740 in words is "one hundred forty-nine million, seven hundred thirty-four thousand, seven hundred forty".
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