Base | Representation |
---|---|
bin | 110001000101100010… |
… | …0111110011000110101 |
3 | 101002002101022111002200 |
4 | 1202023010332120311 |
5 | 3211341103132440 |
6 | 120231552455113 |
7 | 10421135624130 |
oct | 1421304763065 |
9 | 332071274080 |
10 | 105412552245 |
11 | 40783701780 |
12 | 1851a54a499 |
13 | 9c2bc86090 |
14 | 515dc33217 |
15 | 2b1e4d3c30 |
hex | 188b13e635 |
105412552245 has 192 divisors, whose sum is σ = 248692114944. Its totient is φ = 39882792960.
The previous prime is 105412552199. The next prime is 105412552351. The reversal of 105412552245 is 542255214501.
105412552245 is a `hidden beast` number, since 1 + 0 + 5 + 4 + 125 + 522 + 4 + 5 = 666.
It is not a de Polignac number, because 105412552245 - 28 = 105412551989 is a prime.
It is a super-2 number, since 2×1054125522452 (a number of 23 digits) 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 191 ways as a sum of consecutive naturals, for example, 3272257 + ... + 3304313.
It is an arithmetic number, because the mean of its divisors is an integer number (1295271432).
Almost surely, 2105412552245 is an apocalyptic number.
105412552245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
105412552245 is an abundant number, since it is smaller than the sum of its proper divisors (143279562699).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105412552245 is a wasteful number, since it uses less digits than its factorization.
105412552245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32172 (or 32169 counting only the distinct ones).
The product of its (nonzero) digits is 80000, while the sum is 36.
Adding to 105412552245 its reverse (542255214501), we get a palindrome (647667766746).
The spelling of 105412552245 in words is "one hundred five billion, four hundred twelve million, five hundred fifty-two thousand, two hundred forty-five".
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