Search a number
-
+
61916 = 2223673
BaseRepresentation
bin1111000111011100
310010221012
433013130
53440131
61154352
7345341
oct170734
9103835
1061916
1142578
122b9b8
132224a
14187c8
151352b
hexf1dc

61916 has 12 divisors (see below), whose sum is σ = 113232. Its totient is φ = 29568.

The previous prime is 61909. The next prime is 61927.

61916 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 61891 and 61900.

It is a congruent number.

It is an unprimeable number.

61916 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245 + ... + 428.

It is an arithmetic number, because the mean of its divisors is an integer number (9436).

261916 is an apocalyptic number.

It is an amenable number.

61916 is a deficient number, since it is larger than the sum of its proper divisors (51316).

61916 is a wasteful number, since it uses less digits than its factorization.

61916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 698 counting only the distinct ones).

The product of its digits is 324, while the sum is 23.

The square root of 61916 is about 248.8292587298. The cubic root of 61916 is about 39.5610336692.

The spelling of 61916 in words is "sixty-one thousand, nine hundred sixteen".

Divisors: 1 2 4 23 46 92 673 1346 2692 15479 30958 61916