Base | Representation |
---|---|
bin | 1100110110010101111111… |
… | …01001101110000110001100 |
3 | 10201001012102002110212200011 |
4 | 12123022333221232012030 |
5 | 12200414241111224220 |
6 | 140032222513443004 |
7 | 5644251612265201 |
oct | 633127751560614 |
9 | 121035362425604 |
10 | 28255510258060 |
11 | 9004104a149a8 |
12 | 3204135270464 |
13 | 129c63872c8b7 |
14 | 6d9807075ca8 |
15 | 33eecd75e65a |
hex | 19b2bfa6e18c |
28255510258060 has 24 divisors (see below), whose sum is σ = 59336840591280. Its totient is φ = 11302152855744.
The previous prime is 28255510258049. The next prime is 28255510258091. The reversal of 28255510258060 is 6085201555282.
It is a junction number, because it is equal to n+sod(n) for n = 28255510257995 and 28255510258013.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1485526 + ... + 7662754.
It is an arithmetic number, because the mean of its divisors is an integer number (2472368357970).
Almost surely, 228255510258060 is an apocalyptic number.
28255510258060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28255510258060 is an abundant number, since it is smaller than the sum of its proper divisors (31081330333220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28255510258060 is a wasteful number, since it uses less digits than its factorization.
28255510258060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6405945 (or 6405943 counting only the distinct ones).
The product of its (nonzero) digits is 1920000, while the sum is 49.
The spelling of 28255510258060 in words is "twenty-eight trillion, two hundred fifty-five billion, five hundred ten million, two hundred fifty-eight thousand, sixty".
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