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284064135051 = 31713619408979
BaseRepresentation
bin1000010001000111000…
…10101011011110001011
31000011012220210012200210
410020203202223132023
514123230404310201
6334255224132203
726344242210564
oct4104342533613
91004186705623
10284064135051
11aa51a887084
1247078607063
1320a3043c818
14da6a90716b
1575c86361d6
hex42238ab78b

284064135051 has 16 divisors (see below), whose sum is σ = 401062147200. Its totient is φ = 178222796928.

The previous prime is 284064135007. The next prime is 284064135053. The reversal of 284064135051 is 150531460482.

It is not a de Polignac number, because 284064135051 - 213 = 284064126859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (284064135053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490080 + ... + 899058.

It is an arithmetic number, because the mean of its divisors is an integer number (25066384200).

Almost surely, 2284064135051 is an apocalyptic number.

284064135051 is a deficient number, since it is larger than the sum of its proper divisors (116998012149).

284064135051 is a wasteful number, since it uses less digits than its factorization.

284064135051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422618.

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 284064135051 in words is "two hundred eighty-four billion, sixty-four million, one hundred thirty-five thousand, fifty-one".

Divisors: 1 3 17 51 13619 40857 231523 408979 694569 1226937 6952643 20857929 5569885001 16709655003 94688045017 284064135051