Base | Representation |
---|---|
bin | 1100001110011… |
… | …11001010010111 |
3 | 21010222121102121 |
4 | 12013033022113 |
5 | 202223413112 |
6 | 14102120411 |
7 | 2353514635 |
oct | 607171227 |
9 | 233877377 |
10 | 102560407 |
11 | 52990174 |
12 | 2a420107 |
13 | 1832c041 |
14 | d89a355 |
15 | 900d407 |
hex | 61cf297 |
102560407 has 8 divisors (see below), whose sum is σ = 104532800. Its totient is φ = 100605024.
The previous prime is 102560399. The next prime is 102560441. The reversal of 102560407 is 704065201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a 5-Lehmer number, since φ(102560407) divides (102560407-1)5.
It is a cyclic number.
It is not a de Polignac number, because 102560407 - 23 = 102560399 is a prime.
102560407 is a Rhonda number in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102560207) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8269 + ... + 16537.
It is an arithmetic number, because the mean of its divisors is an integer number (13066600).
Almost surely, 2102560407 is an apocalyptic number.
102560407 is the 8269-th pentagonal number.
102560407 is a deficient number, since it is larger than the sum of its proper divisors (1972393).
102560407 is an equidigital number, since it uses as much as digits as its factorization.
102560407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8505.
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 102560407 is about 10127.2112153347. The cubic root of 102560407 is about 468.0869986437.
The spelling of 102560407 in words is "one hundred two million, five hundred sixty thousand, four hundred seven".
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