Base | Representation |
---|---|
bin | 1110101001000… |
… | …1110010001110 |
3 | 11021120011220200 |
4 | 3222101302032 |
5 | 111210231132 |
6 | 10032154330 |
7 | 1344005100 |
oct | 352216216 |
9 | 137504820 |
10 | 61414542 |
11 | 31737722 |
12 | 186989a6 |
13 | c953a87 |
14 | 8229570 |
15 | 55d1d7c |
hex | 3a91c8e |
61414542 has 72 divisors (see below), whose sum is σ = 156054600. Its totient is φ = 17404128.
The previous prime is 61414537. The next prime is 61414559. The reversal of 61414542 is 24541416.
61414542 is a `hidden beast` number, since 614 + 1 + 4 + 5 + 42 = 666.
61414542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 157684 + ... + 158072.
It is an arithmetic number, because the mean of its divisors is an integer number (2167425).
Almost surely, 261414542 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61414542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78027300).
61414542 is an abundant number, since it is smaller than the sum of its proper divisors (94640058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61414542 is a wasteful number, since it uses less digits than its factorization.
61414542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 590 (or 580 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 61414542 is about 7836.7430734968. The cubic root of 61414542 is about 394.5394236457.
Adding to 61414542 its reverse (24541416), we get a palindrome (85955958).
The spelling of 61414542 in words is "sixty-one million, four hundred fourteen thousand, five hundred forty-two".
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