Base | Representation |
---|---|
bin | 111001100101… |
… | …110110001001 |
3 | 1001102000111111 |
4 | 321211312021 |
5 | 12331102400 |
6 | 1255330321 |
7 | 242216143 |
oct | 71456611 |
9 | 31360444 |
10 | 15097225 |
11 | 8581850 |
12 | 50809a1 |
13 | 3187990 |
14 | 200dc93 |
15 | 14d33ba |
hex | e65d89 |
15097225 has 48 divisors (see below), whose sum is σ = 22748544. Its totient is φ = 9792000.
The previous prime is 15097219. The next prime is 15097231. The reversal of 15097225 is 52279051.
It is an interprime number because it is at equal distance from previous prime (15097219) and next prime (15097231).
It is not a de Polignac number, because 15097225 - 25 = 15097193 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 146524 + ... + 146626.
It is an arithmetic number, because the mean of its divisors is an integer number (473928).
Almost surely, 215097225 is an apocalyptic number.
It is an amenable number.
15097225 is a deficient number, since it is larger than the sum of its proper divisors (7651319).
15097225 is a wasteful number, since it uses less digits than its factorization.
15097225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178 (or 173 counting only the distinct ones).
The product of its (nonzero) digits is 6300, while the sum is 31.
The square root of 15097225 is about 3885.5147664113. The cubic root of 15097225 is about 247.1528991527.
The spelling of 15097225 in words is "fifteen million, ninety-seven thousand, two hundred twenty-five".
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