Base | Representation |
---|---|
bin | 1110100100101… |
… | …1001010000000 |
3 | 11021000111002002 |
4 | 3221023022000 |
5 | 111122001443 |
6 | 10022043132 |
7 | 1341361502 |
oct | 351131200 |
9 | 137014062 |
10 | 61125248 |
11 | 3155a338 |
12 | 185794a8 |
13 | c8821b2 |
14 | 8191d72 |
15 | 55762b8 |
hex | 3a4b280 |
61125248 has 32 divisors (see below), whose sum is σ = 122938560. Its totient is φ = 30270208.
The previous prime is 61125241. The next prime is 61125263. The reversal of 61125248 is 84252116.
It is a tau number, because it is divible by the number of its divisors (32).
It is a self number, because there is not a number n which added to its sum of digits gives 61125248.
It is not an unprimeable number, because it can be changed into a prime (61125241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11465 + ... + 15927.
It is an arithmetic number, because the mean of its divisors is an integer number (3841830).
Almost surely, 261125248 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 61125248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61469280).
61125248 is an abundant number, since it is smaller than the sum of its proper divisors (61813312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61125248 is a wasteful number, since it uses less digits than its factorization.
61125248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4584 (or 4572 counting only the distinct ones).
The product of its digits is 3840, while the sum is 29.
The square root of 61125248 is about 7818.2637458709. The cubic root of 61125248 is about 393.9189540154.
The spelling of 61125248 in words is "sixty-one million, one hundred twenty-five thousand, two hundred forty-eight".
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