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28233034 = 259239263
BaseRepresentation
bin110101110110…
…0110101001010
31222010101102221
41223230311022
524211424114
62445044254
7461656024
oct153546512
958111387
1028233034
1114a33995
12955668a
135b0694b
143a6d014
15272a524
hex1aecd4a

28233034 has 8 divisors (see below), whose sum is σ = 43067520. Its totient is φ = 13877196.

The previous prime is 28233019. The next prime is 28233043. The reversal of 28233034 is 43033282.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119514 + ... + 119749.

It is an arithmetic number, because the mean of its divisors is an integer number (5383440).

Almost surely, 228233034 is an apocalyptic number.

28233034 is a deficient number, since it is larger than the sum of its proper divisors (14834486).

28233034 is a wasteful number, since it uses less digits than its factorization.

28233034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239324.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 28233034 is about 5313.4766396400. The cubic root of 28233034 is about 304.4989857450.

The spelling of 28233034 in words is "twenty-eight million, two hundred thirty-three thousand, thirty-four".

Divisors: 1 2 59 118 239263 478526 14116517 28233034