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51416 = 236427
BaseRepresentation
bin1100100011011000
32121112022
430203120
53121131
61034012
7302621
oct144330
977468
1051416
11356a2
1225908
131a531
1414a48
151037b
hexc8d8

51416 has 8 divisors (see below), whose sum is σ = 96420. Its totient is φ = 25704.

The previous prime is 51413. The next prime is 51419. The reversal of 51416 is 61415.

51416 = 492 + 502 + ... + 642.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (51413) and next prime (51419).

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 51394 and 51403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3206 + ... + 3221.

251416 is an apocalyptic number.

It is an amenable number.

51416 is a deficient number, since it is larger than the sum of its proper divisors (45004).

51416 is a wasteful number, since it uses less digits than its factorization.

51416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6433 (or 6429 counting only the distinct ones).

The product of its digits is 120, while the sum is 17.

The square root of 51416 is about 226.7509647168. The cubic root of 51416 is about 37.1848552835.

Subtracting 51416 from its reverse (61415), we obtain a palindrome (9999).

The spelling of 51416 in words is "fifty-one thousand, four hundred sixteen".

Divisors: 1 2 4 8 6427 12854 25708 51416