Base | Representation |
---|---|
bin | 111101100100… |
… | …100111011001 |
3 | 1010101000221222 |
4 | 331210213121 |
5 | 13113001021 |
6 | 1333541425 |
7 | 254123420 |
oct | 75444731 |
9 | 33330858 |
10 | 16140761 |
11 | 912487a |
12 | 54a4875 |
13 | 3461960 |
14 | 22022b7 |
15 | 163c6ab |
hex | f649d9 |
16140761 has 16 divisors (see below), whose sum is σ = 20114304. Its totient is φ = 12610944.
The previous prime is 16140731. The next prime is 16140793. The reversal of 16140761 is 16704161.
It is a cyclic number.
It is not a de Polignac number, because 16140761 - 210 = 16139737 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 16140761.
It is not an unprimeable number, because it can be changed into a prime (16140721) 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, 6485 + ... + 8621.
It is an arithmetic number, because the mean of its divisors is an integer number (1257144).
Almost surely, 216140761 is an apocalyptic number.
It is an amenable number.
16140761 is a deficient number, since it is larger than the sum of its proper divisors (3973543).
16140761 is a wasteful number, since it uses less digits than its factorization.
16140761 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2240.
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 16140761 is about 4017.5565957432. The cubic root of 16140761 is about 252.7210024707.
The spelling of 16140761 in words is "sixteen million, one hundred forty thousand, seven hundred sixty-one".
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