Base | Representation |
---|---|
bin | 11110000001101111… |
… | …10101101111010011 |
3 | 1112121111001201210000 |
4 | 33000313311233103 |
5 | 231003403443040 |
6 | 11223351541043 |
7 | 1110326150010 |
oct | 170067655723 |
9 | 45544051700 |
10 | 16120765395 |
11 | 692282a709 |
12 | 315a98a783 |
13 | 169baba647 |
14 | acd00a707 |
15 | 6453ed130 |
hex | 3c0df5bd3 |
16120765395 has 80 divisors (see below), whose sum is σ = 33218159040. Its totient is φ = 7326671616.
The previous prime is 16120765373. The next prime is 16120765399. The reversal of 16120765395 is 59356702161.
It is not a de Polignac number, because 16120765395 - 27 = 16120765267 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 16120765395.
It is not an unprimeable number, because it can be changed into a prime (16120765399) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 474021 + ... + 506889.
It is an arithmetic number, because the mean of its divisors is an integer number (415226988).
Almost surely, 216120765395 is an apocalyptic number.
16120765395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
16120765395 is an abundant number, since it is smaller than the sum of its proper divisors (17097393645).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16120765395 is a wasteful number, since it uses less digits than its factorization.
16120765395 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33066 (or 33057 counting only the distinct ones).
The product of its (nonzero) digits is 340200, while the sum is 45.
The spelling of 16120765395 in words is "sixteen billion, one hundred twenty million, seven hundred sixty-five thousand, three hundred ninety-five".
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