Base | Representation |
---|---|
bin | 101111101010… |
… | …100101011110 |
3 | 212111211012010 |
4 | 233222211132 |
5 | 11144321243 |
6 | 1123452050 |
7 | 211131102 |
oct | 57524536 |
9 | 25454163 |
10 | 12495198 |
11 | 7064911 |
12 | 4227026 |
13 | 2786511 |
14 | 1933902 |
15 | 116c433 |
hex | bea95e |
12495198 has 32 divisors (see below), whose sum is σ = 26928000. Its totient is φ = 3852576.
The previous prime is 12495167. The next prime is 12495211. The reversal of 12495198 is 89159421.
It is a super-2 number, since 2×124951982 = 312259946118408, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3628 + ... + 6176.
It is an arithmetic number, because the mean of its divisors is an integer number (841500).
Almost surely, 212495198 is an apocalyptic number.
12495198 is an abundant number, since it is smaller than the sum of its proper divisors (14432802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12495198 is a wasteful number, since it uses less digits than its factorization.
12495198 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2616.
The product of its digits is 25920, while the sum is 39.
The square root of 12495198 is about 3534.8547353463. The cubic root of 12495198 is about 232.0497193282.
The spelling of 12495198 in words is "twelve million, four hundred ninety-five thousand, one hundred ninety-eight".
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