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213142431014 = 22315729512937
BaseRepresentation
bin1100011010000001000…
…1110110010100100110
3202101011021002100120122
43012200101312110212
511443003430243024
6241525530001542
721253603525262
oct3064021662446
9671137070518
10213142431014
1182436389137
1235384b762b2
131713a06c886
14a45d7250a2
15582715cd5e
hex31a0476526

213142431014 has 16 divisors (see below), whose sum is σ = 335739182688. Its totient is φ = 101288396352.

The previous prime is 213142430989. The next prime is 213142431097. The reversal of 213142431014 is 410134241312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14749247 + ... + 14763690.

It is an arithmetic number, because the mean of its divisors is an integer number (20983698918).

Almost surely, 2213142431014 is an apocalyptic number.

213142431014 is a deficient number, since it is larger than the sum of its proper divisors (122596751674).

213142431014 is a wasteful number, since it uses less digits than its factorization.

213142431014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29513119.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 213142431014 its reverse (410134241312), we get a palindrome (623276672326).

The spelling of 213142431014 in words is "two hundred thirteen billion, one hundred forty-two million, four hundred thirty-one thousand, fourteen".

Divisors: 1 2 23 46 157 314 3611 7222 29512937 59025874 678797551 1357595102 4633531109 9267062218 106571215507 213142431014