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285230514084 = 22367413385837
BaseRepresentation
bin1000010011010010001…
…00000011111110100100
31000021020012112101221020
410021221010003332210
514133123002422314
6335011051451140
726415164236545
oct4115104037644
91007205471836
10285230514084
11aaa6920999a
1247343156ab0
1320b87c91b29
14db3b7a44cc
157645c2eda9
hex4269103fa4

285230514084 has 48 divisors (see below), whose sum is σ = 675642571968. Its totient is φ = 93634028928.

The previous prime is 285230514071. The next prime is 285230514091. The reversal of 285230514084 is 480415032582.

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, 3280014 + ... + 3365850.

It is an arithmetic number, because the mean of its divisors is an integer number (14075886916).

Almost surely, 2285230514084 is an apocalyptic number.

It is an amenable number.

285230514084 is an abundant number, since it is smaller than the sum of its proper divisors (390412057884).

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

285230514084 is a wasteful number, since it uses less digits than its factorization.

285230514084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90044 (or 90042 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 42.

The spelling of 285230514084 in words is "two hundred eighty-five billion, two hundred thirty million, five hundred fourteen thousand, eighty-four".

Divisors: 1 2 3 4 6 12 67 134 201 268 402 804 4133 8266 12399 16532 24798 49596 85837 171674 257511 276911 343348 515022 553822 830733 1030044 1107644 1661466 3322932 5751079 11502158 17253237 23004316 34506474 69012948 354764321 709528642 1064292963 1419057284 2128585926 4257171852 23769209507 47538419014 71307628521 95076838028 142615257042 285230514084