Base | Representation |
---|---|
bin | 1110100111100… |
… | …0000001110110 |
3 | 11021100211012102 |
4 | 3221320001312 |
5 | 111143342141 |
6 | 10030022102 |
7 | 1343055401 |
oct | 351700166 |
9 | 137324172 |
10 | 61309046 |
11 | 31675437 |
12 | 18647932 |
13 | c917a56 |
14 | 81dcd38 |
15 | 55b099b |
hex | 3a78076 |
61309046 has 8 divisors (see below), whose sum is σ = 92023680. Its totient is φ = 30634488.
The previous prime is 61309043. The next prime is 61309049. The reversal of 61309046 is 64090316.
61309046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (61309043) and next prime (61309049).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61309043) 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 3 ways as a sum of consecutive naturals, for example, 5846 + ... + 12521.
It is an arithmetic number, because the mean of its divisors is an integer number (11502960).
Almost surely, 261309046 is an apocalyptic number.
61309046 is a deficient number, since it is larger than the sum of its proper divisors (30714634).
61309046 is a wasteful number, since it uses less digits than its factorization.
61309046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20038.
The product of its (nonzero) digits is 3888, while the sum is 29.
The square root of 61309046 is about 7830.0093231107. The cubic root of 61309046 is about 394.3133849641.
The spelling of 61309046 in words is "sixty-one million, three hundred nine thousand, forty-six".
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