Base | Representation |
---|---|
bin | 1001000010111011… |
… | …0100000011010000 |
3 | 20021020001212202100 |
4 | 2100232310003100 |
5 | 14433104102203 |
6 | 1040540320400 |
7 | 114113165562 |
oct | 22056640320 |
9 | 6236055670 |
10 | 2428190928 |
11 | 1036717869 |
12 | 579243100 |
13 | 2c90a9387 |
14 | 1906bb332 |
15 | e3293ea3 |
hex | 90bb40d0 |
2428190928 has 30 divisors (see below), whose sum is σ = 6795562514. Its totient is φ = 809396928.
The previous prime is 2428190923. The next prime is 2428190953. The reversal of 2428190928 is 8290918242.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 2130007104 + 298183824 = 46152^2 + 17268^2 .
It is a super-2 number, since 2×24281909282 = 11792222365643002368, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2428190923) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8431075 + ... + 8431362.
Almost surely, 22428190928 is an apocalyptic number.
It is an amenable number.
2428190928 is an abundant number, since it is smaller than the sum of its proper divisors (4367371586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2428190928 is a wasteful number, since it uses less digits than its factorization.
2428190928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16862451 (or 16862442 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 45.
The square root of 2428190928 is about 49276.6773230501. The cubic root of 2428190928 is about 1344.0877121753.
The spelling of 2428190928 in words is "two billion, four hundred twenty-eight million, one hundred ninety thousand, nine hundred twenty-eight".
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