Base | Representation |
---|---|
bin | 1110100111110… |
… | …1101001001101 |
3 | 11021101222202020 |
4 | 3221331221031 |
5 | 111200111140 |
6 | 10030320353 |
7 | 1343212425 |
oct | 351755115 |
9 | 137358666 |
10 | 61332045 |
11 | 31690745 |
12 | 186590b9 |
13 | c925368 |
14 | 8207485 |
15 | 55b76d0 |
hex | 3a7da4d |
61332045 has 32 divisors (see below), whose sum is σ = 100876800. Its totient is φ = 31809024.
The previous prime is 61332041. The next prime is 61332049. The reversal of 61332045 is 54023316.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (61332041) and next prime (61332049).
It is not a de Polignac number, because 61332045 - 22 = 61332041 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61332041) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86151 + ... + 86859.
It is an arithmetic number, because the mean of its divisors is an integer number (3152400).
Almost surely, 261332045 is an apocalyptic number.
It is an amenable number.
61332045 is a deficient number, since it is larger than the sum of its proper divisors (39544755).
61332045 is a wasteful number, since it uses less digits than its factorization.
61332045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 869.
The product of its (nonzero) digits is 2160, while the sum is 24.
The square root of 61332045 is about 7831.4778298863. The cubic root of 61332045 is about 394.3626853548.
The spelling of 61332045 in words is "sixty-one million, three hundred thirty-two thousand, forty-five".
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