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28050684 = 2236073851
BaseRepresentation
bin110101100000…
…0010011111100
31221210010022020
41223000103330
524140110214
62441120140
7460266264
oct153002374
957703266
1028050684
1114919992
129489050
135a7194c
143a227a4
1526e14a9
hex1ac04fc

28050684 has 24 divisors (see below), whose sum is σ = 65576448. Its totient is φ = 9332400.

The previous prime is 28050661. The next prime is 28050703. The reversal of 28050684 is 48605082.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5359 + ... + 9209.

It is an arithmetic number, because the mean of its divisors is an integer number (2732352).

Almost surely, 228050684 is an apocalyptic number.

It is an amenable number.

28050684 is an abundant number, since it is smaller than the sum of its proper divisors (37525764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28050684 is a wasteful number, since it uses less digits than its factorization.

28050684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4465 (or 4463 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 28050684 is about 5296.2896446475. The cubic root of 28050684 is about 303.8420087405.

The spelling of 28050684 in words is "twenty-eight million, fifty thousand, six hundred eighty-four".

Divisors: 1 2 3 4 6 12 607 1214 1821 2428 3642 3851 7284 7702 11553 15404 23106 46212 2337557 4675114 7012671 9350228 14025342 28050684