Base | Representation |
---|---|
bin | 110111111000111101… |
… | …1110011011000101101 |
3 | 102110210121122100212220 |
4 | 1233301323303120231 |
5 | 3431301403244041 |
6 | 131045435345553 |
7 | 11446166354103 |
oct | 1576173633055 |
9 | 373717570786 |
10 | 120023103021 |
11 | 469a0a04828 |
12 | 1b3175b22b9 |
13 | b419c15cb3 |
14 | 5b4843bc73 |
15 | 31c701ad66 |
hex | 1bf1ef362d |
120023103021 has 16 divisors (see below), whose sum is σ = 163675137024. Its totient is φ = 78198223664.
The previous prime is 120023103019. The next prime is 120023103041. The reversal of 120023103021 is 120301320021.
It is a cyclic number.
It is not a de Polignac number, because 120023103021 - 21 = 120023103019 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120023103041) 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, 526851 + ... + 719456.
It is an arithmetic number, because the mean of its divisors is an integer number (10229696064).
Almost surely, 2120023103021 is an apocalyptic number.
It is an amenable number.
120023103021 is a deficient number, since it is larger than the sum of its proper divisors (43652034003).
120023103021 is a wasteful number, since it uses less digits than its factorization.
120023103021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1247040.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 120023103021 its reverse (120301320021), we get a palindrome (240324423042).
The spelling of 120023103021 in words is "one hundred twenty billion, twenty-three million, one hundred three thousand, twenty-one".
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