Base | Representation |
---|---|
bin | 11110000110101010… |
… | …11110101011010000 |
3 | 1112201100211020001002 |
4 | 33003111132223100 |
5 | 231044443332210 |
6 | 11231425401132 |
7 | 1111340331662 |
oct | 170325365320 |
9 | 45640736032 |
10 | 16162089680 |
11 | 6944095210 |
12 | 31707991a8 |
13 | 16a7528b99 |
14 | ad46c6532 |
15 | 648d624a5 |
hex | 3c355ead0 |
16162089680 has 40 divisors (see below), whose sum is σ = 40992938784. Its totient is φ = 5877123200.
The previous prime is 16162089667. The next prime is 16162089709. The reversal of 16162089680 is 8698026161.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×161620896802 (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 7 ways as a sum of consecutive naturals, for example, 9182126 + ... + 9183885.
Almost surely, 216162089680 is an apocalyptic number.
16162089680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16162089680 is an abundant number, since it is smaller than the sum of its proper divisors (24830849104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16162089680 is a wasteful number, since it uses less digits than its factorization.
16162089680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18366035 (or 18366029 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 47.
The spelling of 16162089680 in words is "sixteen billion, one hundred sixty-two million, eighty-nine thousand, six hundred eighty".
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