Base | Representation |
---|---|
bin | 1110101011111… |
… | …1001010001000 |
3 | 11021220121212000 |
4 | 3222333022020 |
5 | 111232203032 |
6 | 10040151000 |
7 | 1345410660 |
oct | 352771210 |
9 | 137817760 |
10 | 61600392 |
11 | 31854317 |
12 | 18768460 |
13 | c9ba549 |
14 | 82771a0 |
15 | 561be7c |
hex | 3abf288 |
61600392 has 128 divisors (see below), whose sum is σ = 197683200. Its totient is φ = 17409600.
The previous prime is 61600373. The next prime is 61600411. The reversal of 61600392 is 29300616.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (61600373) and next prime (61600411).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197917 + ... + 198227.
It is an arithmetic number, because the mean of its divisors is an integer number (1544400).
Almost surely, 261600392 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61600392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98841600).
61600392 is an abundant number, since it is smaller than the sum of its proper divisors (136082808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61600392 is a wasteful number, since it uses less digits than its factorization.
61600392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 464 (or 454 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 27.
The square root of 61600392 is about 7848.5917208121. The cubic root of 61600392 is about 394.9370021841.
The spelling of 61600392 in words is "sixty-one million, six hundred thousand, three hundred ninety-two".
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