Base | Representation |
---|---|
bin | 111111001100001… |
… | …1011011100101100 |
3 | 12110202210002012120 |
4 | 1332120123130230 |
5 | 13320301124400 |
6 | 550222032540 |
7 | 103354351104 |
oct | 17630333454 |
9 | 5422702176 |
10 | 2120333100 |
11 | 998966706 |
12 | 4b2118750 |
13 | 27a389a92 |
14 | 161860204 |
15 | c6231ca0 |
hex | 7e61b72c |
2120333100 has 72 divisors (see below), whose sum is σ = 6300669648. Its totient is φ = 550137600.
The previous prime is 2120333087. The next prime is 2120333113. The reversal of 2120333100 is 13330212.
It is an interprime number because it is at equal distance from previous prime (2120333087) and next prime (2120333113).
It is a super-2 number, since 2×21203331002 = 8991624909911220000, which contains 22 as substring.
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 2120333100.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84411 + ... + 106610.
Almost surely, 22120333100 is an apocalyptic number.
2120333100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2120333100 is an abundant number, since it is smaller than the sum of its proper divisors (4180336548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2120333100 is a wasteful number, since it uses less digits than its factorization.
2120333100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191075 (or 191068 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 2120333100 is about 46047.0748256608. The cubic root of 2120333100 is about 1284.6989357621.
Adding to 2120333100 its reverse (13330212), we get a palindrome (2133663312).
The spelling of 2120333100 in words is "two billion, one hundred twenty million, three hundred thirty-three thousand, one hundred".
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