Base | Representation |
---|---|
bin | 1110101011000… |
… | …0110110101010 |
3 | 11021210122111000 |
4 | 3222300312222 |
5 | 111223314202 |
6 | 10035015430 |
7 | 1345045110 |
oct | 352606652 |
9 | 137718430 |
10 | 61541802 |
11 | 318142a3 |
12 | 1873a576 |
13 | c99998a |
14 | 825dab0 |
15 | 560991c |
hex | 3ab0daa |
61541802 has 128 divisors (see below), whose sum is σ = 169274880. Its totient is φ = 16174080.
The previous prime is 61541801. The next prime is 61541803. The reversal of 61541802 is 20814516.
61541802 is a `hidden beast` number, since 615 + 41 + 8 + 0 + 2 = 666.
It is an interprime number because it is at equal distance from previous prime (61541801) and next prime (61541803).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (61541801) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 391908 + ... + 392064.
It is an arithmetic number, because the mean of its divisors is an integer number (1322460).
Almost surely, 261541802 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61541802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84637440).
61541802 is an abundant number, since it is smaller than the sum of its proper divisors (107733078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61541802 is a wasteful number, since it uses less digits than its factorization.
61541802 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 253 (or 247 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 27.
The square root of 61541802 is about 7844.8583161202. The cubic root of 61541802 is about 394.8117502808.
The spelling of 61541802 in words is "sixty-one million, five hundred forty-one thousand, eight hundred two".
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