Base | Representation |
---|---|
bin | 10100001001010… |
… | …10111101011101 |
3 | 102202222220220002 |
4 | 22010222331131 |
5 | 321230343301 |
6 | 24434104045 |
7 | 4121306516 |
oct | 1204527535 |
9 | 382886802 |
10 | 168996701 |
11 | 874377a5 |
12 | 4871b025 |
13 | 29020763 |
14 | 18631a0d |
15 | ec8316b |
hex | a12af5d |
168996701 has 4 divisors (see below), whose sum is σ = 172185372. Its totient is φ = 165808032.
The previous prime is 168996689. The next prime is 168996719. The reversal of 168996701 is 107699861.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 60295225 + 108701476 = 7765^2 + 10426^2 .
It is a cyclic number.
It is not a de Polignac number, because 168996701 - 26 = 168996637 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (168996781) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1594256 + ... + 1594361.
It is an arithmetic number, because the mean of its divisors is an integer number (43046343).
Almost surely, 2168996701 is an apocalyptic number.
It is an amenable number.
168996701 is a deficient number, since it is larger than the sum of its proper divisors (3188671).
168996701 is an equidigital number, since it uses as much as digits as its factorization.
168996701 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3188670.
The product of its (nonzero) digits is 163296, while the sum is 47.
The square root of 168996701 is about 12999.8731147654. The cubic root of 168996701 is about 552.8738838241.
The spelling of 168996701 in words is "one hundred sixty-eight million, nine hundred ninety-six thousand, seven hundred one".
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