Base | Representation |
---|---|
bin | 1110010100101… |
… | …11010110010110 |
3 | 22101002122020010 |
4 | 13022113112112 |
5 | 221230020330 |
6 | 15531221050 |
7 | 2656215450 |
oct | 712272626 |
9 | 271078203 |
10 | 120157590 |
11 | 6190a1a3 |
12 | 342a7786 |
13 | 1bb80887 |
14 | 11d5b2d0 |
15 | a8373b0 |
hex | 7297596 |
120157590 has 32 divisors (see below), whose sum is σ = 329575680. Its totient is φ = 27464544.
The previous prime is 120157561. The next prime is 120157591. The reversal of 120157590 is 95751021.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120157591) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285880 + ... + 286299.
It is an arithmetic number, because the mean of its divisors is an integer number (10299240).
Almost surely, 2120157590 is an apocalyptic number.
120157590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120157590 is an abundant number, since it is smaller than the sum of its proper divisors (209418090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120157590 is a wasteful number, since it uses less digits than its factorization.
120157590 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 572196.
The product of its (nonzero) digits is 3150, while the sum is 30.
The square root of 120157590 is about 10961.6417565983. The cubic root of 120157590 is about 493.4582372845.
The spelling of 120157590 in words is "one hundred twenty million, one hundred fifty-seven thousand, five hundred ninety".
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