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76633 = 197389
BaseRepresentation
bin10010101101011001
310220010021
4102231121
54423013
61350441
7436264
oct225531
9126107
1076633
1152637
1238421
1328b5b
141dcdb
1517a8d
hex12b59

76633 has 4 divisors (see below), whose sum is σ = 77220. Its totient is φ = 76048.

The previous prime is 76631. The next prime is 76649. The reversal of 76633 is 33667.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 33667 = 131257.

It can be written as a sum of positive squares in 2 ways, for example, as 51984 + 24649 = 228^2 + 157^2 .

It is a cyclic number.

It is not a de Polignac number, because 76633 - 21 = 76631 is a prime.

It is a Duffinian number.

76633 is a lucky number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 76598 and 76607.

It is not an unprimeable number, because it can be changed into a prime (76631) 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, 3 + ... + 391.

It is an arithmetic number, because the mean of its divisors is an integer number (19305).

276633 is an apocalyptic number.

It is an amenable number.

76633 is a deficient number, since it is larger than the sum of its proper divisors (587).

76633 is a wasteful number, since it uses less digits than its factorization.

76633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586.

The product of its digits is 2268, while the sum is 25.

The square root of 76633 is about 276.8266605658. The cubic root of 76633 is about 42.4755106897.

The spelling of 76633 in words is "seventy-six thousand, six hundred thirty-three".

Divisors: 1 197 389 76633