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28613350 = 2522272521
BaseRepresentation
bin110110100100…
…1101011100110
31222211201010201
41231021223212
524311111400
62501141114
7465131563
oct155115346
958751121
1028613350
11151736a7
1296ba79a
135c0aa9c
143b2b86a
1527a306a
hex1b49ae6

28613350 has 24 divisors (see below), whose sum is σ = 53476488. Its totient is φ = 11390400.

The previous prime is 28613339. The next prime is 28613369. The reversal of 28613350 is 5331682.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10090 + ... + 12610.

It is an arithmetic number, because the mean of its divisors is an integer number (2228187).

Almost surely, 228613350 is an apocalyptic number.

28613350 is a deficient number, since it is larger than the sum of its proper divisors (24863138).

28613350 is a wasteful number, since it uses less digits than its factorization.

28613350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2760 (or 2755 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 28613350 is about 5349.1447914597. The cubic root of 28613350 is about 305.8601536781.

The spelling of 28613350 in words is "twenty-eight million, six hundred thirteen thousand, three hundred fifty".

Divisors: 1 2 5 10 25 50 227 454 1135 2270 2521 5042 5675 11350 12605 25210 63025 126050 572267 1144534 2861335 5722670 14306675 28613350