Base | Representation |
---|---|
bin | 111001001111… |
… | …000111000010 |
3 | 1001020021202100 |
4 | 321033013002 |
5 | 12320112343 |
6 | 1253331230 |
7 | 241350504 |
oct | 71170702 |
9 | 31207670 |
10 | 15004098 |
11 | 851888a |
12 | 5036b16 |
13 | 3154485 |
14 | 1dc7d74 |
15 | 14b59d3 |
hex | e4f1c2 |
15004098 has 24 divisors (see below), whose sum is σ = 34421868. Its totient is φ = 4707072.
The previous prime is 15004097. The next prime is 15004123. The reversal of 15004098 is 89040051.
15004098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 15000129 + 3969 = 3873^2 + 63^2 .
It is a super-3 number, since 3×150040983 (a number of 23 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (15004097) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24211 + ... + 24822.
Almost surely, 215004098 is an apocalyptic number.
15004098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
15004098 is an abundant number, since it is smaller than the sum of its proper divisors (19417770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15004098 is a wasteful number, since it uses less digits than its factorization.
15004098 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49058 (or 49055 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 15004098 is about 3873.5123596034. The cubic root of 15004098 is about 246.6436643594.
The spelling of 15004098 in words is "fifteen million, four thousand, ninety-eight".
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