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110530981444 = 221321926732
BaseRepresentation
bin110011011110000101…
…0001110111001000100
3101120022002112121222111
41212330022032321010
53302331412401234
6122435514310404
710662026561212
oct1467412167104
9346262477874
10110530981444
114296a948354
1219508728404
13a56650b900
1454c7921cb2
152d1da30664
hex19bc28ee44

110530981444 has 81 divisors (see below), whose sum is σ = 221385933783. Its totient is φ = 48257524224.

The previous prime is 110530981441. The next prime is 110530981469. The reversal of 110530981444 is 444189035011.

It is a happy number.

The square root of 110530981444 is 332462.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 31884387844 + 78646593600 = 178562^2 + 280440^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110530981397 and 110530981406.

It is not an unprimeable number, because it can be changed into a prime (110530981441) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 164235892 + ... + 164236564.

Almost surely, 2110530981444 is an apocalyptic number.

110530981444 is the 332462-nd square number.

It is an amenable number.

110530981444 is an abundant number, since it is smaller than the sum of its proper divisors (110854952339).

110530981444 is an equidigital number, since it uses as much as digits as its factorization.

110530981444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 110530981444 in words is "one hundred ten billion, five hundred thirty million, nine hundred eighty-one thousand, four hundred forty-four".

Divisors: 1 2 4 13 19 26 38 52 76 169 247 338 361 494 673 676 722 988 1346 1444 2692 3211 4693 6422 8749 9386 12787 12844 17498 18772 25574 34996 51148 61009 113737 122018 166231 227474 242953 244036 332462 452929 454948 485906 664924 905858 971812 1811716 2161003 3158389 4322006 5888077 6316778 8605651 8644012 11776154 12633556 17211302 23552308 34422604 41059057 76545001 82118114 111873463 153090002 163507369 164236228 223746926 306180004 327014738 447493852 654029476 1454355019 2125595797 2908710038 4251191594 5817420076 8502383188 27632745361 55265490722 110530981444