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1404221112210 = 235726729250169
BaseRepresentation
bin10100011011110010000…
…110011011111110010010
311222020112120202111212010
4110123302012123332102
5141001321101042320
62553031255443350
7203310623341440
oct24336206337622
94866476674763
101404221112210
114a1588234384
121a8192986556
13a25572952c7
144bd71079b90
15267d8a0eae0
hex146f219bf92

1404221112210 has 64 divisors (see below), whose sum is σ = 3851737401600. Its totient is φ = 320951534592.

The previous prime is 1404221112197. The next prime is 1404221112233. The reversal of 1404221112210 is 122111224041.

It is a super-2 number, since 2×14042211122102 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5488006 + ... + 5738174.

It is an arithmetic number, because the mean of its divisors is an integer number (60183396900).

Almost surely, 21404221112210 is an apocalyptic number.

1404221112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1404221112210 is an abundant number, since it is smaller than the sum of its proper divisors (2447516289390).

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

1404221112210 is a wasteful number, since it uses less digits than its factorization.

1404221112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276915.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 1404221112210 its reverse (122111224041), we get a palindrome (1526332336251).

The spelling of 1404221112210 in words is "one trillion, four hundred four billion, two hundred twenty-one million, one hundred twelve thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 26729 53458 80187 133645 160374 187103 250169 267290 374206 400935 500338 561309 750507 801870 935515 1122618 1250845 1501014 1751183 1871030 2501690 2806545 3502366 3752535 5253549 5613090 7505070 8755915 10507098 17511830 26267745 52535490 6686767201 13373534402 20060301603 33433836005 40120603206 46807370407 66867672010 93614740814 100301508015 140422111221 200603016030 234036852035 280844222442 468073704070 702110556105 1404221112210