Base | Representation |
---|---|
bin | 11010010011111101… |
… | …110000110010101110 |
3 | 2200220221120202110121 |
4 | 122103331300302232 |
5 | 430330033321131 |
6 | 20551235355154 |
7 | 2020055056465 |
oct | 322375606256 |
9 | 80827522417 |
10 | 28252245166 |
11 | 10a88723a52 |
12 | 5585752aba |
13 | 2883268342 |
14 | 15202919dc |
15 | b05490911 |
hex | 693f70cae |
28252245166 has 16 divisors (see below), whose sum is σ = 42981926400. Its totient is φ = 13924998360.
The previous prime is 28252245163. The next prime is 28252245169. The reversal of 28252245166 is 66154225282.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (28252245163) and next prime (28252245169).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28252245163) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1285135 + ... + 1306933.
It is an arithmetic number, because the mean of its divisors is an integer number (2686370400).
Almost surely, 228252245166 is an apocalyptic number.
28252245166 is a deficient number, since it is larger than the sum of its proper divisors (14729681234).
28252245166 is a wasteful number, since it uses less digits than its factorization.
28252245166 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30999.
The product of its digits is 460800, while the sum is 43.
The spelling of 28252245166 in words is "twenty-eight billion, two hundred fifty-two million, two hundred forty-five thousand, one hundred sixty-six".
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