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2280214880 = 25514251343
BaseRepresentation
bin1000011111101001…
…0101000101100000
312212220121220202222
42013322111011200
514132213334010
61014132530212
7110335335536
oct20772250540
95786556688
102280214880
11a70138209
12537780968
132a4538798
14178b9c156
15d52b4355
hex87e95160

2280214880 has 24 divisors (see below), whose sum is σ = 5387008032. Its totient is φ = 912085888.

The previous prime is 2280214861. The next prime is 2280214891. The reversal of 2280214880 is 884120822.

It is a self number, because there is not a number n which added to its sum of digits gives 2280214880.

It is a congruent number.

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, 7125512 + ... + 7125831.

It is an arithmetic number, because the mean of its divisors is an integer number (224458668).

Almost surely, 22280214880 is an apocalyptic number.

2280214880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2280214880 is an abundant number, since it is smaller than the sum of its proper divisors (3106793152).

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

2280214880 is a wasteful number, since it uses less digits than its factorization.

2280214880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14251358 (or 14251350 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 35.

The square root of 2280214880 is about 47751.5955754360. The cubic root of 2280214880 is about 1316.2102194639.

The spelling of 2280214880 in words is "two billion, two hundred eighty million, two hundred fourteen thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 14251343 28502686 57005372 71256715 114010744 142513430 228021488 285026860 456042976 570053720 1140107440 2280214880