Base | Representation |
---|---|
bin | 1100001010100… |
… | …01011001000111 |
3 | 21010000102202220 |
4 | 12011101121013 |
5 | 202110422010 |
6 | 14043103423 |
7 | 2346241014 |
oct | 605213107 |
9 | 233012686 |
10 | 102045255 |
11 | 52669124 |
12 | 2a211b73 |
13 | 181ab710 |
14 | d7a470b |
15 | 8e5a970 |
hex | 6151647 |
102045255 has 32 divisors (see below), whose sum is σ = 177481920. Its totient is φ = 49766400.
The previous prime is 102045241. The next prime is 102045259. The reversal of 102045255 is 552540201.
It is a happy number.
It is not a de Polignac number, because 102045255 - 24 = 102045239 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102045259) 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, 18855 + ... + 23655.
It is an arithmetic number, because the mean of its divisors is an integer number (5546310).
Almost surely, 2102045255 is an apocalyptic number.
102045255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
102045255 is a deficient number, since it is larger than the sum of its proper divisors (75436665).
102045255 is a wasteful number, since it uses less digits than its factorization.
102045255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4931.
The product of its (nonzero) digits is 2000, while the sum is 24.
The square root of 102045255 is about 10101.7451462606. The cubic root of 102045255 is about 467.3019626960.
Adding to 102045255 its reverse (552540201), we get a palindrome (654585456).
The spelling of 102045255 in words is "one hundred two million, forty-five thousand, two hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •