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201012304404 = 22331877616141
BaseRepresentation
bin1011101100110101000…
…1000101101000010100
3201012211220010002002010
42323031101011220110
511243133122220104
6232202131144220
720344162252542
oct2731521055024
9635756102063
10201012304404
117828122950a
1232b5a745070
1315c55c76a72
149a2c712d92
155367286489
hex2ecd445a14

201012304404 has 48 divisors (see below), whose sum is σ = 484711517696. Its totient is φ = 64768636800.

The previous prime is 201012304321. The next prime is 201012304421. The reversal of 201012304404 is 404403210102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18174 + ... + 634314.

Almost surely, 2201012304404 is an apocalyptic number.

It is an amenable number.

201012304404 is an abundant number, since it is smaller than the sum of its proper divisors (283699213292).

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

201012304404 is a wasteful number, since it uses less digits than its factorization.

201012304404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617056 (or 617054 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 201012304404 its reverse (404403210102), we get a palindrome (605415514506).

The spelling of 201012304404 in words is "two hundred one billion, twelve million, three hundred four thousand, four hundred four".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 877 1754 2631 3508 5262 10524 27187 54374 81561 108748 163122 326244 616141 1232282 1848423 2464564 3696846 7393692 19100371 38200742 57301113 76401484 114602226 229204452 540355657 1080711314 1621066971 2161422628 3242133942 6484267884 16751025367 33502050734 50253076101 67004101468 100506152202 201012304404