Base | Representation |
---|---|
bin | 110000111110111001… |
… | …0101100010111101101 |
3 | 101001111211220011222212 |
4 | 1201331302230113231 |
5 | 3210412022443140 |
6 | 120153511220205 |
7 | 10412461216025 |
oct | 1417562542755 |
9 | 331454804885 |
10 | 105189656045 |
11 | 40679900541 |
12 | 18477977665 |
13 | 9bc4a43336 |
14 | 513c3b0a85 |
15 | 2b09b55765 |
hex | 187dcac5ed |
105189656045 has 16 divisors (see below), whose sum is σ = 127163457792. Its totient is φ = 83530104000.
The previous prime is 105189656029. The next prime is 105189656057. The reversal of 105189656045 is 540656981501.
It is a happy number.
It is not a de Polignac number, because 105189656045 - 24 = 105189656029 is a prime.
It is a super-2 number, since 2×1051896560452 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 105189655984 and 105189656002.
It is a congruent number.
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, 224684 + ... + 510746.
It is an arithmetic number, because the mean of its divisors is an integer number (7947716112).
Almost surely, 2105189656045 is an apocalyptic number.
It is an amenable number.
105189656045 is a deficient number, since it is larger than the sum of its proper divisors (21973801747).
105189656045 is a wasteful number, since it uses less digits than its factorization.
105189656045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 286612.
The product of its (nonzero) digits is 1296000, while the sum is 50.
The spelling of 105189656045 in words is "one hundred five billion, one hundred eighty-nine million, six hundred fifty-six thousand, forty-five".
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