Base | Representation |
---|---|
bin | 1110010100101… |
… | …01010110110110 |
3 | 22101002020000220 |
4 | 13022111112312 |
5 | 221224240210 |
6 | 15531115210 |
7 | 2656152612 |
oct | 712252666 |
9 | 271066026 |
10 | 120149430 |
11 | 61904055 |
12 | 342a2b06 |
13 | 1bb79c4b |
14 | 11d58342 |
15 | a834c70 |
hex | 72955b6 |
120149430 has 32 divisors (see below), whose sum is σ = 289634400. Its totient is φ = 31898112.
The previous prime is 120149423. The next prime is 120149453. The reversal of 120149430 is 34941021.
It is a self number, because there is not a number n which added to its sum of digits gives 120149430.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1875 + ... + 15614.
It is an arithmetic number, because the mean of its divisors is an integer number (9051075).
Almost surely, 2120149430 is an apocalyptic number.
120149430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120149430 is an abundant number, since it is smaller than the sum of its proper divisors (169484970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120149430 is a wasteful number, since it uses less digits than its factorization.
120149430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17728.
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 120149430 is about 10961.2695432600. The cubic root of 120149430 is about 493.4470666477.
The spelling of 120149430 in words is "one hundred twenty million, one hundred forty-nine thousand, four hundred thirty".
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