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28600050833 = 236611881211
BaseRepresentation
bin11010101000101100…
…100010010010010001
32201211012001010010222
4122220230202102101
5432033103111313
621045542202425
72031510264254
oct325054422221
981735033128
1028600050833
1111146a8a552
125662123415
13290a333803
14155454b09b
15b25c94208
hex6a8b22491

28600050833 has 8 divisors (see below), whose sum is σ = 29888696256. Its totient is φ = 27315169200.

The previous prime is 28600050811. The next prime is 28600050841. The reversal of 28600050833 is 33805000682.

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

It is a cyclic number.

It is not a de Polignac number, because 28600050833 - 212 = 28600046737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 28600050793 and 28600050802.

It is not an unprimeable number, because it can be changed into a prime (28600050883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925403 + ... + 955808.

It is an arithmetic number, because the mean of its divisors is an integer number (3736087032).

Almost surely, 228600050833 is an apocalyptic number.

28600050833 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

28600050833 is a deficient number, since it is larger than the sum of its proper divisors (1288645423).

28600050833 is a wasteful number, since it uses less digits than its factorization.

28600050833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881895.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 28600050833 in words is "twenty-eight billion, six hundred million, fifty thousand, eight hundred thirty-three".

Divisors: 1 23 661 15203 1881211 43267853 1243480471 28600050833