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761228 = 221314639
BaseRepresentation
bin10111001110110001100
31102200012122
42321312030
5143324403
624152112
76320216
oct2716614
91380178
10761228
1147aa16
12308638
13208640
1415b5b6
15100838
hexb9d8c

761228 has 12 divisors (see below), whose sum is σ = 1434720. Its totient is φ = 351312.

The previous prime is 761227. The next prime is 761249. The reversal of 761228 is 822167.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 761197 and 761206.

It is not an unprimeable number, because it can be changed into a prime (761227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7268 + ... + 7371.

It is an arithmetic number, because the mean of its divisors is an integer number (119560).

2761228 is an apocalyptic number.

It is an amenable number.

761228 is a deficient number, since it is larger than the sum of its proper divisors (673492).

761228 is a wasteful number, since it uses less digits than its factorization.

761228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14656 (or 14654 counting only the distinct ones).

The product of its digits is 1344, while the sum is 26.

The square root of 761228 is about 872.4838107381. The cubic root of 761228 is about 91.3071775258.

It can be divided in two parts, 761 and 228, that added together give a palindrome (989).

The spelling of 761228 in words is "seven hundred sixty-one thousand, two hundred twenty-eight".

Divisors: 1 2 4 13 26 52 14639 29278 58556 190307 380614 761228