Base | Representation |
---|---|
bin | 1110111000111… |
… | …01001100001001 |
3 | 22201000120201211 |
4 | 13130131030021 |
5 | 223433300410 |
6 | 20221013121 |
7 | 3044430151 |
oct | 734351411 |
9 | 281016654 |
10 | 124900105 |
11 | 64559330 |
12 | 359b41a1 |
13 | 1cb513b5 |
14 | 12833761 |
15 | ae7268a |
hex | 771d309 |
124900105 has 16 divisors (see below), whose sum is σ = 173124864. Its totient is φ = 85492480.
The previous prime is 124900093. The next prime is 124900121. The reversal of 124900105 is 501009421.
It is not a de Polignac number, because 124900105 - 25 = 124900073 is a prime.
It is a super-2 number, since 2×1249001052 = 31200072458022050, which contains 22 as substring.
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, 65857 + ... + 67726.
It is an arithmetic number, because the mean of its divisors is an integer number (10820304).
Almost surely, 2124900105 is an apocalyptic number.
It is an amenable number.
124900105 is a deficient number, since it is larger than the sum of its proper divisors (48224759).
124900105 is a wasteful number, since it uses less digits than its factorization.
124900105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133616.
The product of its (nonzero) digits is 360, while the sum is 22.
The square root of 124900105 is about 11175.8715543800. The cubic root of 124900105 is about 499.8667711700.
Adding to 124900105 its reverse (501009421), we get a palindrome (625909526).
The spelling of 124900105 in words is "one hundred twenty-four million, nine hundred thousand, one hundred five".
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