Base | Representation |
---|---|
bin | 11110101001100010… |
… | …00111000101011110 |
3 | 1120110202010112100200 |
4 | 33110301013011132 |
5 | 232144330431013 |
6 | 11320434004330 |
7 | 1121521221420 |
oct | 172461070536 |
9 | 46422115320 |
10 | 16454545758 |
11 | 6a84186852 |
12 | 32327166a6 |
13 | 1722cb5011 |
14 | b21494810 |
15 | 664880e73 |
hex | 3d4c4715e |
16454545758 has 48 divisors (see below), whose sum is σ = 40767923040. Its totient is φ = 4698606528.
The previous prime is 16454545747. The next prime is 16454545763. The reversal of 16454545758 is 85754545461.
16454545758 is a `hidden beast` number, since 1 + 6 + 4 + 545 + 45 + 7 + 58 = 666.
It is a super-2 number, since 2×164545457582 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188916 + ... + 261912.
It is an arithmetic number, because the mean of its divisors is an integer number (849331730).
Almost surely, 216454545758 is an apocalyptic number.
16454545758 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
16454545758 is an abundant number, since it is smaller than the sum of its proper divisors (24313377282).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16454545758 is a wasteful number, since it uses less digits than its factorization.
16454545758 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74801 (or 74798 counting only the distinct ones).
The product of its digits is 13440000, while the sum is 54.
The spelling of 16454545758 in words is "sixteen billion, four hundred fifty-four million, five hundred forty-five thousand, seven hundred fifty-eight".
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