Base | Representation |
---|---|
bin | 1110101000100… |
… | …0001000110100 |
3 | 11021111011201012 |
4 | 3222020020310 |
5 | 111203000103 |
6 | 10031251352 |
7 | 1343451641 |
oct | 352101064 |
9 | 137434635 |
10 | 61375028 |
11 | 3170aa70 |
12 | 18679b58 |
13 | c93bab0 |
14 | 8218dc8 |
15 | 55c52d8 |
hex | 3a88234 |
61375028 has 48 divisors (see below), whose sum is σ = 128325120. Its totient is φ = 25315200.
The previous prime is 61375019. The next prime is 61375057. The reversal of 61375028 is 82057316.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 61374985 and 61375003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34013 + ... + 35771.
It is an arithmetic number, because the mean of its divisors is an integer number (2673440).
Almost surely, 261375028 is an apocalyptic number.
It is an amenable number.
61375028 is an abundant number, since it is smaller than the sum of its proper divisors (66950092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61375028 is a wasteful number, since it uses less digits than its factorization.
61375028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1848 (or 1846 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 32.
The square root of 61375028 is about 7834.2215950278. The cubic root of 61375028 is about 394.4547901862.
The spelling of 61375028 in words is "sixty-one million, three hundred seventy-five thousand, twenty-eight".
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