Base | Representation |
---|---|
bin | 10010111010101000… |
… | …01011100000011001 |
3 | 222012202101010211100 |
4 | 21131110023200121 |
5 | 131244302140224 |
6 | 4355415422013 |
7 | 506443242210 |
oct | 113524134031 |
9 | 28182333740 |
10 | 10155505689 |
11 | 434157780a |
12 | 1b75084909 |
13 | c5ac96384 |
14 | 6c4a82077 |
15 | 3e6878ac9 |
hex | 25d50b819 |
10155505689 has 24 divisors (see below), whose sum is σ = 16812993600. Its totient is φ = 5786409888.
The previous prime is 10155505687. The next prime is 10155505709. The reversal of 10155505689 is 98650555101.
10155505689 is a `hidden beast` number, since 1 + 0 + 15 + 550 + 5 + 6 + 89 = 666.
10155505689 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10155505689 - 21 = 10155505687 is a prime.
It is a super-2 number, since 2×101555056892 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10155505687) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 210414 + ... + 254135.
It is an arithmetic number, because the mean of its divisors is an integer number (700541400).
Almost surely, 210155505689 is an apocalyptic number.
It is an amenable number.
10155505689 is a deficient number, since it is larger than the sum of its proper divisors (6657487911).
10155505689 is a wasteful number, since it uses less digits than its factorization.
10155505689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 464909 (or 464906 counting only the distinct ones).
The product of its (nonzero) digits is 270000, while the sum is 45.
The spelling of 10155505689 in words is "ten billion, one hundred fifty-five million, five hundred five thousand, six hundred eighty-nine".
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