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8028868 = 2219891187
BaseRepresentation
bin11110101000001011000100
3120002220112111
4132220023010
54023410433
6444030404
7125146531
oct36501304
916086474
108028868
114594231
122832404
131881613
1410cdd88
15a88dcd
hex7a82c4

8028868 has 24 divisors (see below), whose sum is σ = 14968800. Its totient is φ = 3757248.

The previous prime is 8028857. The next prime is 8028899. The reversal of 8028868 is 8688208.

It is a super-2 number, since 2×80288682 = 128925442722848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8028868.

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, 6171 + ... + 7357.

It is an arithmetic number, because the mean of its divisors is an integer number (623700).

Almost surely, 28028868 is an apocalyptic number.

It is an amenable number.

8028868 is a deficient number, since it is larger than the sum of its proper divisors (6939932).

8028868 is a wasteful number, since it uses less digits than its factorization.

8028868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299 (or 1297 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 40.

The square root of 8028868 is about 2833.5257189586. The cubic root of 8028868 is about 200.2402778838.

The spelling of 8028868 in words is "eight million, twenty-eight thousand, eight hundred sixty-eight".

Divisors: 1 2 4 19 38 76 89 178 356 1187 1691 2374 3382 4748 6764 22553 45106 90212 105643 211286 422572 2007217 4014434 8028868