Base | Representation |
---|---|
bin | 1110010100101… |
… | …11010011011001 |
3 | 22101002121222010 |
4 | 13022113103121 |
5 | 221230014101 |
6 | 15531220133 |
7 | 2656215060 |
oct | 712272331 |
9 | 271077863 |
10 | 120157401 |
11 | 6190a041 |
12 | 342a7649 |
13 | 1bb80770 |
14 | 11d5b1d7 |
15 | a8372d6 |
hex | 72974d9 |
120157401 has 32 divisors (see below), whose sum is σ = 198132480. Its totient is φ = 63074304.
The previous prime is 120157397. The next prime is 120157403. The reversal of 120157401 is 104751021.
It is a happy number.
It is not a de Polignac number, because 120157401 - 22 = 120157397 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (120157403) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62665 + ... + 64553.
It is an arithmetic number, because the mean of its divisors is an integer number (6191640).
Almost surely, 2120157401 is an apocalyptic number.
It is an amenable number.
120157401 is a deficient number, since it is larger than the sum of its proper divisors (77975079).
120157401 is a wasteful number, since it uses less digits than its factorization.
120157401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2145.
The product of its (nonzero) digits is 280, while the sum is 21.
The square root of 120157401 is about 10961.6331356235. The cubic root of 120157401 is about 493.4579785586.
The spelling of 120157401 in words is "one hundred twenty million, one hundred fifty-seven thousand, four hundred one".
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