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61926 = 2310321
BaseRepresentation
bin1111000111100110
310010221120
433013212
53440201
61154410
7345354
oct170746
9103846
1061926
1142587
122ba06
1322257
14187d4
1513536
hexf1e6

61926 has 8 divisors (see below), whose sum is σ = 123864. Its totient is φ = 20640.

The previous prime is 61909. The next prime is 61927. The reversal of 61926 is 62916.

It is a sphenic number, since it is the product of 3 distinct primes.

61926 is an admirable number.

It is a Curzon number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 61896 and 61905.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 61926.

It is not an unprimeable number, because it can be changed into a prime (61927) 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, 5155 + ... + 5166.

It is an arithmetic number, because the mean of its divisors is an integer number (15483).

261926 is an apocalyptic number.

61926 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61932).

61926 is a wasteful number, since it uses less digits than its factorization.

61926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10326.

The product of its digits is 648, while the sum is 24.

The square root of 61926 is about 248.8493520184. The cubic root of 61926 is about 39.5631633774.

Subtracting 61926 from its reverse (62916), we obtain a triangular number (990 = T44).

The spelling of 61926 in words is "sixty-one thousand, nine hundred twenty-six".

Divisors: 1 2 3 6 10321 20642 30963 61926