Base | Representation |
---|---|
bin | 10001110000111… |
… | …00101100000100 |
3 | 101101101202120012 |
4 | 20320130230010 |
5 | 301121442200 |
6 | 22441525352 |
7 | 3456415640 |
oct | 1070345404 |
9 | 341352505 |
10 | 149015300 |
11 | 7712a445 |
12 | 41aa3858 |
13 | 24b45945 |
14 | 15b0dc20 |
15 | d137a35 |
hex | 8e1cb04 |
149015300 has 72 divisors (see below), whose sum is σ = 371809536. Its totient is φ = 50780160.
The previous prime is 149015291. The next prime is 149015327. The reversal of 149015300 is 3510941.
It is a happy number.
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 23 ways as a sum of consecutive naturals, for example, 134549 + ... + 135651.
Almost surely, 2149015300 is an apocalyptic number.
149015300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149015300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185904768).
149015300 is an abundant number, since it is smaller than the sum of its proper divisors (222794236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149015300 is a wasteful number, since it uses less digits than its factorization.
149015300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1317 (or 1310 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 23.
The square root of 149015300 is about 12207.1823120653. The cubic root of 149015300 is about 530.1640645512.
The spelling of 149015300 in words is "one hundred forty-nine million, fifteen thousand, three hundred".
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