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284138404831482 = 23139673506231101
BaseRepresentation
bin100000010011011000010000…
…0101011111110000011111010
31101021001100212222021201001020
41000212300200223332003322
5244220310423114101412
62444151214200003310
7113564215360212435
oct10046604053760372
91337040788251036
10284138404831482
118259846a066503
1227a4bb14a60536
13c2711a1177bc6
14502452d34c81c
1522cb15a60c18c
hex1026c20afe0fa

284138404831482 has 32 divisors (see below), whose sum is σ = 573215601416640. Its totient is φ = 93891694579200.

The previous prime is 284138404831423. The next prime is 284138404831537.

284138404831482 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252554269 + ... + 253676832.

It is an arithmetic number, because the mean of its divisors is an integer number (17912987544270).

Almost surely, 2284138404831482 is an apocalyptic number.

284138404831482 is an abundant number, since it is smaller than the sum of its proper divisors (289077196585158).

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

284138404831482 is a wasteful number, since it uses less digits than its factorization.

284138404831482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506231918.

The product of its (nonzero) digits is 37748736, while the sum is 60.

The spelling of 284138404831482 in words is "two hundred eighty-four trillion, one hundred thirty-eight billion, four hundred four million, eight hundred thirty-one thousand, four hundred eighty-two".

Divisors: 1 2 3 6 139 278 417 673 834 1346 2019 4038 93547 187094 280641 561282 506231101 1012462202 1518693303 3037386606 70366123039 140732246078 211098369117 340693530973 422196738234 681387061946 1022080592919 2044161185838 47356400805247 94712801610494 142069202415741 284138404831482