Base | Representation |
---|---|
bin | 1111100001011… |
… | …0011000101010 |
3 | 11112111121002010 |
4 | 3320112120222 |
5 | 113131302102 |
6 | 10243220350 |
7 | 1420240560 |
oct | 370263052 |
9 | 145447063 |
10 | 65103402 |
11 | 33827171 |
12 | 199776b6 |
13 | 10645b30 |
14 | 8909a30 |
15 | 5aaed6c |
hex | 3e1662a |
65103402 has 32 divisors (see below), whose sum is σ = 160255872. Its totient is φ = 17169984.
The previous prime is 65103383. The next prime is 65103407. The reversal of 65103402 is 20430156.
It is a happy number.
65103402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (65103407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59073 + ... + 60164.
It is an arithmetic number, because the mean of its divisors is an integer number (5007996).
Almost surely, 265103402 is an apocalyptic number.
65103402 is an abundant number, since it is smaller than the sum of its proper divisors (95152470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65103402 is a wasteful number, since it uses less digits than its factorization.
65103402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119262.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 65103402 is about 8068.6679197994. The cubic root of 65103402 is about 402.2856685874.
Adding to 65103402 its reverse (20430156), we get a palindrome (85533558).
The spelling of 65103402 in words is "sixty-five million, one hundred three thousand, four hundred two".
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