Base | Representation |
---|---|
bin | 10011001101001… |
… | …01001000010000 |
3 | 102020011011022100 |
4 | 21212211020100 |
5 | 312220432441 |
6 | 23553040400 |
7 | 3664254033 |
oct | 1146451020 |
9 | 366134270 |
10 | 161108496 |
11 | 82a3a21a |
12 | 45b56100 |
13 | 274bb193 |
14 | 1757b01a |
15 | e225cb6 |
hex | 99a5210 |
161108496 has 30 divisors (see below), whose sum is σ = 450880430. Its totient is φ = 53702784.
The previous prime is 161108489. The next prime is 161108501. The reversal of 161108496 is 694801161.
It is a happy number.
161108496 is a `hidden beast` number, since 1 + 61 + 108 + 496 = 666.
It can be written as a sum of positive squares in only one way, i.e., 159668496 + 1440000 = 12636^2 + 1200^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 161108496.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 559261 + ... + 559548.
Almost surely, 2161108496 is an apocalyptic number.
161108496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
161108496 is an abundant number, since it is smaller than the sum of its proper divisors (289771934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161108496 is a wasteful number, since it uses less digits than its factorization.
161108496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1118823 (or 1118814 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 36.
The square root of 161108496 is about 12692.8521617484. The cubic root of 161108496 is about 544.1343562317.
It can be divided in two parts, 161108 and 496, that added together give a square (161604 = 4022).
The spelling of 161108496 in words is "one hundred sixty-one million, one hundred eight thousand, four hundred ninety-six".
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