Base | Representation |
---|---|
bin | 1000000001010100… |
… | …0110100011010100 |
3 | 12120001021112001010 |
4 | 2000111012203110 |
5 | 13402132444013 |
6 | 553350332220 |
7 | 104232221100 |
oct | 20025064324 |
9 | 5501245033 |
10 | 2153015508 |
11 | a05359466 |
12 | 50105a070 |
13 | 284090997 |
14 | 165d2a900 |
15 | c903a7c3 |
hex | 805468d4 |
2153015508 has 36 divisors (see below), whose sum is σ = 5843900832. Its totient is φ = 615147120.
The previous prime is 2153015497. The next prime is 2153015509. The reversal of 2153015508 is 8055103512.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2153015509) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1830208 + ... + 1831383.
Almost surely, 22153015508 is an apocalyptic number.
2153015508 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
2153015508 is an abundant number, since it is smaller than the sum of its proper divisors (3690885324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153015508 is a wasteful number, since it uses less digits than its factorization.
2153015508 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3661612 (or 3661603 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 30.
The square root of 2153015508 is about 46400.5981426964. The cubic root of 2153015508 is about 1291.2660102967.
The spelling of 2153015508 in words is "two billion, one hundred fifty-three million, fifteen thousand, five hundred eight".
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