Base | Representation |
---|---|
bin | 1100001101111… |
… | …00111101110101 |
3 | 21010211211012020 |
4 | 12012330331311 |
5 | 202214022002 |
6 | 14100343353 |
7 | 2353054434 |
oct | 606747565 |
9 | 233754166 |
10 | 102485877 |
11 | 5293a17a |
12 | 2a3a4b59 |
13 | 18304140 |
14 | d87b11b |
15 | 8ee62bc |
hex | 61bcf75 |
102485877 has 16 divisors (see below), whose sum is σ = 155816640. Its totient is φ = 59357952.
The previous prime is 102485839. The next prime is 102485879. The reversal of 102485877 is 778584201.
It is not a de Polignac number, because 102485877 - 219 = 101961589 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102485879) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76627 + ... + 77952.
It is an arithmetic number, because the mean of its divisors is an integer number (9738540).
Almost surely, 2102485877 is an apocalyptic number.
102485877 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
102485877 is a deficient number, since it is larger than the sum of its proper divisors (53330763).
102485877 is a wasteful number, since it uses less digits than its factorization.
102485877 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154612.
The product of its (nonzero) digits is 125440, while the sum is 42.
The square root of 102485877 is about 10123.5308563761. The cubic root of 102485877 is about 467.9735858786.
The spelling of 102485877 in words is "one hundred two million, four hundred eighty-five thousand, eight hundred seventy-seven".
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