Base | Representation |
---|---|
bin | 10100001001110… |
… | …01111100010111 |
3 | 102210010001002001 |
4 | 22010321330113 |
5 | 321234324241 |
6 | 24435300131 |
7 | 4121653450 |
oct | 1204717427 |
9 | 383101061 |
10 | 169058071 |
11 | 87479916 |
12 | 4874a647 |
13 | 29042680 |
14 | 1864a127 |
15 | ec96431 |
hex | a139f17 |
169058071 has 16 divisors (see below), whose sum is σ = 209414464. Its totient is φ = 132897024.
The previous prime is 169058063. The next prime is 169058077. The reversal of 169058071 is 170850961.
It is not a de Polignac number, because 169058071 - 23 = 169058063 is a prime.
It is a nialpdrome in base 15.
It is a self number, because there is not a number n which added to its sum of digits gives 169058071.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (169058077) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8371 + ... + 20203.
It is an arithmetic number, because the mean of its divisors is an integer number (13088404).
Almost surely, 2169058071 is an apocalyptic number.
169058071 is a deficient number, since it is larger than the sum of its proper divisors (40356393).
169058071 is a wasteful number, since it uses less digits than its factorization.
169058071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12010.
The product of its (nonzero) digits is 15120, while the sum is 37.
The square root of 169058071 is about 13002.2333081667. The cubic root of 169058071 is about 552.9407998522.
It can be divided in two parts, 16905 and 8071, that added together give a triangular number (24976 = T223).
The spelling of 169058071 in words is "one hundred sixty-nine million, fifty-eight thousand, seventy-one".
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