Base | Representation |
---|---|
bin | 10001110011111… |
… | …10001000011110 |
3 | 101102011001001210 |
4 | 20321332020132 |
5 | 301222230210 |
6 | 22454245250 |
7 | 3463000404 |
oct | 1071761036 |
9 | 342131053 |
10 | 149414430 |
11 | 77382300 |
12 | 42056826 |
13 | 24c55509 |
14 | 15bb5474 |
15 | d1b5e20 |
hex | 8e7e21e |
149414430 has 48 divisors (see below), whose sum is σ = 394167312. Its totient is φ = 36220800.
The previous prime is 149414413. The next prime is 149414431. The reversal of 149414430 is 34414941.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149414431) 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, 16951 + ... + 24210.
It is an arithmetic number, because the mean of its divisors is an integer number (8211819).
Almost surely, 2149414430 is an apocalyptic number.
149414430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
149414430 is an abundant number, since it is smaller than the sum of its proper divisors (244752882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149414430 is a wasteful number, since it uses less digits than its factorization.
149414430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41193 (or 41182 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 30.
The square root of 149414430 is about 12223.5195422595. The cubic root of 149414430 is about 530.6369818507.
The spelling of 149414430 in words is "one hundred forty-nine million, four hundred fourteen thousand, four hundred thirty".
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