Base | Representation |
---|---|
bin | 110111111011111011… |
… | …0110010101110111000 |
3 | 102111001112120212022210 |
4 | 1233313312302232320 |
5 | 3432002321443140 |
6 | 131103345015120 |
7 | 11451514001001 |
oct | 1576766625670 |
9 | 374045525283 |
10 | 120122452920 |
11 | 46a41aa1888 |
12 | 1b3449244a0 |
13 | b43468c912 |
14 | 5b577001a8 |
15 | 31d0ae2d80 |
hex | 1bf7db2bb8 |
120122452920 has 64 divisors (see below), whose sum is σ = 360390280320. Its totient is φ = 32030616704.
The previous prime is 120122452913. The next prime is 120122452943. The reversal of 120122452920 is 29254221021.
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 3379159 + ... + 3414521.
It is an arithmetic number, because the mean of its divisors is an integer number (5631098130).
Almost surely, 2120122452920 is an apocalyptic number.
120122452920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120122452920 is an abundant number, since it is smaller than the sum of its proper divisors (240267827400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120122452920 is a wasteful number, since it uses less digits than its factorization.
120122452920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63684 (or 63680 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
Adding to 120122452920 its reverse (29254221021), we get a palindrome (149376673941).
The spelling of 120122452920 in words is "one hundred twenty billion, one hundred twenty-two million, four hundred fifty-two thousand, nine hundred twenty".
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