Base | Representation |
---|---|
bin | 10011001110101… |
… | …10011010010010 |
3 | 102020112102012120 |
4 | 21213112122102 |
5 | 312243412404 |
6 | 24001235110 |
7 | 3666054402 |
oct | 1147263222 |
9 | 366472176 |
10 | 161310354 |
11 | 83067947 |
12 | 46032a96 |
13 | 2755c01a |
14 | 175d0802 |
15 | e2659d9 |
hex | 99d6692 |
161310354 has 32 divisors (see below), whose sum is σ = 334635840. Its totient is φ = 51777600.
The previous prime is 161310341. The next prime is 161310371. The reversal of 161310354 is 453013161.
161310354 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a Curzon 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, 79209 + ... + 81219.
It is an arithmetic number, because the mean of its divisors is an integer number (10457370).
Almost surely, 2161310354 is an apocalyptic number.
161310354 is an abundant number, since it is smaller than the sum of its proper divisors (173325486).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161310354 is a wasteful number, since it uses less digits than its factorization.
161310354 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2506.
The product of its (nonzero) digits is 1080, while the sum is 24.
The square root of 161310354 is about 12700.8013133030. The cubic root of 161310354 is about 544.3615158465.
It can be divided in two parts, 161 and 310354, that multiplied together give a palindrome (49966994).
The spelling of 161310354 in words is "one hundred sixty-one million, three hundred ten thousand, three hundred fifty-four".
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