Base | Representation |
---|---|
bin | 1110100111101… |
… | …1000100001010 |
3 | 11021101110021000 |
4 | 3221323010022 |
5 | 111144241412 |
6 | 10030155430 |
7 | 1343136555 |
oct | 351730412 |
9 | 137343230 |
10 | 61321482 |
11 | 31683812 |
12 | 18652b76 |
13 | c920601 |
14 | 820369c |
15 | 55b44dc |
hex | 3a7b10a |
61321482 has 64 divisors (see below), whose sum is σ = 146586240. Its totient is φ = 18931968.
The previous prime is 61321471. The next prime is 61321489. The reversal of 61321482 is 28412316.
61321482 is a `hidden beast` number, since 613 + 2 + 1 + 48 + 2 = 666.
61321482 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 (27).
It is not an unprimeable number, because it can be changed into a prime (61321489) 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 31 ways as a sum of consecutive naturals, for example, 61008 + ... + 62004.
It is an arithmetic number, because the mean of its divisors is an integer number (2290410).
Almost surely, 261321482 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61321482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73293120).
61321482 is an abundant number, since it is smaller than the sum of its proper divisors (85264758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61321482 is a wasteful number, since it uses less digits than its factorization.
61321482 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1092 (or 1086 counting only the distinct ones).
The product of its digits is 2304, while the sum is 27.
The square root of 61321482 is about 7830.8034070586. The cubic root of 61321482 is about 394.3400441607.
Adding to 61321482 its reverse (28412316), we get a palindrome (89733798).
The spelling of 61321482 in words is "sixty-one million, three hundred twenty-one thousand, four hundred eighty-two".
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