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16283228 = 22131916481
BaseRepresentation
bin111110000111…
…011001011100
31010122021101112
4332013121130
513132030403
61341001152
7255255653
oct76073134
933567345
1016283228
119211915
1255531b8
1334b1760
14223c19a
1516699d8
hexf8765c

16283228 has 24 divisors (see below), whose sum is σ = 32304720. Its totient is φ = 7119360.

The previous prime is 16283227. The next prime is 16283249. The reversal of 16283228 is 82238261.

It is a junction number, because it is equal to n+sod(n) for n = 16283194 and 16283203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16283221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7253 + ... + 9228.

It is an arithmetic number, because the mean of its divisors is an integer number (1346030).

Almost surely, 216283228 is an apocalyptic number.

It is an amenable number.

16283228 is a deficient number, since it is larger than the sum of its proper divisors (16021492).

16283228 is a wasteful number, since it uses less digits than its factorization.

16283228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16517 (or 16515 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 16283228 is about 4035.2481955885. The cubic root of 16283228 is about 253.4623757779.

The spelling of 16283228 in words is "sixteen million, two hundred eighty-three thousand, two hundred twenty-eight".

Divisors: 1 2 4 13 19 26 38 52 76 247 494 988 16481 32962 65924 214253 313139 428506 626278 857012 1252556 4070807 8141614 16283228