Base | Representation |
---|---|
bin | 11110101001101011… |
… | …01100010111100101 |
3 | 1120110211101120012210 |
4 | 33110311230113211 |
5 | 232200132401140 |
6 | 11320515434033 |
7 | 1121534353623 |
oct | 172465542745 |
9 | 46424346183 |
10 | 16455747045 |
11 | 6a84927351 |
12 | 3232bb5919 |
13 | 1723315a3a |
14 | b216c8513 |
15 | 664a1bd80 |
hex | 3d4d6c5e5 |
16455747045 has 32 divisors (see below), whose sum is σ = 26816497920. Its totient is φ = 8614563840.
The previous prime is 16455747043. The next prime is 16455747059. The reversal of 16455747045 is 54074755461.
It is not a de Polignac number, because 16455747045 - 21 = 16455747043 is a prime.
It is a super-2 number, since 2×164557470452 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 16455746985 and 16455747003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16455747041) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 427141 + ... + 464069.
It is an arithmetic number, because the mean of its divisors is an integer number (838015560).
Almost surely, 216455747045 is an apocalyptic number.
16455747045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16455747045 is a deficient number, since it is larger than the sum of its proper divisors (10360750875).
16455747045 is a wasteful number, since it uses less digits than its factorization.
16455747045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37485.
The product of its (nonzero) digits is 2352000, while the sum is 48.
The spelling of 16455747045 in words is "sixteen billion, four hundred fifty-five million, seven hundred forty-seven thousand, forty-five".
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