Base | Representation |
---|---|
bin | 1110100011010… |
… | …0001011010111 |
3 | 11020211200222010 |
4 | 3220310023113 |
5 | 111110444002 |
6 | 10020035303 |
7 | 1340520213 |
oct | 350641327 |
9 | 136750863 |
10 | 61031127 |
11 | 314a5653 |
12 | 18532b33 |
13 | c84b3c1 |
14 | 8169943 |
15 | 555846c |
hex | 3a342d7 |
61031127 has 8 divisors (see below), whose sum is σ = 82289520. Its totient is φ = 40230080.
The previous prime is 61031119. The next prime is 61031129. The reversal of 61031127 is 72113016.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 61031127 - 23 = 61031119 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61031129) 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, 114024 + ... + 114557.
It is an arithmetic number, because the mean of its divisors is an integer number (10286190).
Almost surely, 261031127 is an apocalyptic number.
61031127 is a deficient number, since it is larger than the sum of its proper divisors (21258393).
61031127 is a wasteful number, since it uses less digits than its factorization.
61031127 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228673.
The product of its (nonzero) digits is 252, while the sum is 21.
The square root of 61031127 is about 7812.2421237440. The cubic root of 61031127 is about 393.7166639452.
The spelling of 61031127 in words is "sixty-one million, thirty-one thousand, one hundred twenty-seven".
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