Base | Representation |
---|---|
bin | 1001000011101001… |
… | …0111100110000100 |
3 | 20021102202202222220 |
4 | 2100322113212010 |
5 | 14434343020400 |
6 | 1041125252340 |
7 | 114151013151 |
oct | 22072274604 |
9 | 6242682886 |
10 | 2431220100 |
11 | 10383a6711 |
12 | 57a2640b0 |
13 | 2c98ca09a |
14 | 190c69228 |
15 | e36917a0 |
hex | 90e97984 |
2431220100 has 36 divisors (see below), whose sum is σ = 7034331024. Its totient is φ = 648325280.
The previous prime is 2431220053. The next prime is 2431220177. The reversal of 2431220100 is 10221342.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 2431220100.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4051734 + ... + 4052333.
It is an arithmetic number, because the mean of its divisors is an integer number (195398084).
Almost surely, 22431220100 is an apocalyptic number.
2431220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2431220100 is an abundant number, since it is smaller than the sum of its proper divisors (4603110924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2431220100 is a wasteful number, since it uses less digits than its factorization.
2431220100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8104084 (or 8104077 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 2431220100 is about 49307.4041093222. The cubic root of 2431220100 is about 1344.6463970975.
Adding to 2431220100 its reverse (10221342), we get a palindrome (2441441442).
The spelling of 2431220100 in words is "two billion, four hundred thirty-one million, two hundred twenty thousand, one hundred".
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