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1424101212 = 22322310117029
BaseRepresentation
bin101010011100010…
…0000111101011100
310200020200211121100
41110320200331130
510404032214322
6353151233100
750201442402
oct12470407534
93606624540
101424101212
11670960356
12338b18790
13199069851
14d71c7472
1585055dac
hex54e20f5c

1424101212 has 72 divisors (see below), whose sum is σ = 3793739040. Its totient is φ = 449539200.

The previous prime is 1424101183. The next prime is 1424101213. The reversal of 1424101212 is 2121014241.

1424101212 is a `hidden beast` number, since 1 + 42 + 410 + 1 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424101213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75114 + ... + 92142.

It is an arithmetic number, because the mean of its divisors is an integer number (52690820).

Almost surely, 21424101212 is an apocalyptic number.

1424101212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1424101212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1896869520).

1424101212 is an abundant number, since it is smaller than the sum of its proper divisors (2369637828).

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

1424101212 is a wasteful number, since it uses less digits than its factorization.

1424101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17163 (or 17158 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1424101212 is about 37737.2655607160. The cubic root of 1424101212 is about 1125.0719195503.

Adding to 1424101212 its reverse (2121014241), we get a palindrome (3545115453).

The spelling of 1424101212 in words is "one billion, four hundred twenty-four million, one hundred one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 101 138 202 207 276 303 404 414 606 828 909 1212 1818 2323 3636 4646 6969 9292 13938 17029 20907 27876 34058 41814 51087 68116 83628 102174 153261 204348 306522 391667 613044 783334 1175001 1566668 1719929 2350002 3439858 3525003 4700004 5159787 6879716 7050006 10319574 14100012 15479361 20639148 30958722 39558367 61917444 79116734 118675101 158233468 237350202 356025303 474700404 712050606 1424101212