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61252412 = 22137331607
BaseRepresentation
bin1110100110101…
…0001100111100
311021020221111212
43221222030330
5111140034122
610024503552
71342431314
oct351521474
9137227455
1061252412
1131636931
121861abb8
13c8c8040
1481c6444
15559dce2
hex3a6a33c

61252412 has 24 divisors (see below), whose sum is σ = 115666656. Its totient is φ = 28214208.

The previous prime is 61252403. The next prime is 61252439. The reversal of 61252412 is 21425216.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37313 + ... + 38919.

It is an arithmetic number, because the mean of its divisors is an integer number (4819444).

Almost surely, 261252412 is an apocalyptic number.

It is an amenable number.

61252412 is a deficient number, since it is larger than the sum of its proper divisors (54414244).

61252412 is a wasteful number, since it uses less digits than its factorization.

61252412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2357 (or 2355 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 61252412 is about 7826.3920167597. The cubic root of 61252412 is about 394.1919323919.

Adding to 61252412 its reverse (21425216), we get a palindrome (82677628).

The spelling of 61252412 in words is "sixty-one million, two hundred fifty-two thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 733 1466 1607 2932 3214 6428 9529 19058 20891 38116 41782 83564 1177931 2355862 4711724 15313103 30626206 61252412