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423121114 = 21397716657
BaseRepresentation
bin11001001110000…
…101000011011010
31002111011210001101
4121032011003122
51331304333424
6105552542014
713325320153
oct3116050332
91074153041
10423121114
111a7928179
12b985190a
1369878530
14402a292a
152722e344
hex193850da

423121114 has 16 divisors (see below), whose sum is σ = 684244008. Its totient is φ = 195075072.

The previous prime is 423121099. The next prime is 423121117. The reversal of 423121114 is 411121324.

It can be written as a sum of positive squares in 4 ways, for example, as 422508025 + 613089 = 20555^2 + 783^2 .

It is a super-2 number, since 2×4231211142 = 358062954225201992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423121091 and 423121100.

It is not an unprimeable number, because it can be changed into a prime (423121117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17074 + ... + 33730.

Almost surely, 2423121114 is an apocalyptic number.

423121114 is a deficient number, since it is larger than the sum of its proper divisors (261122894).

423121114 is a wasteful number, since it uses less digits than its factorization.

423121114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17649.

The product of its digits is 192, while the sum is 19.

The square root of 423121114 is about 20569.9079725700. The cubic root of 423121114 is about 750.7377120626.

Adding to 423121114 its reverse (411121324), we get a palindrome (834242438).

The spelling of 423121114 in words is "four hundred twenty-three million, one hundred twenty-one thousand, one hundred fourteen".

Divisors: 1 2 13 26 977 1954 12701 16657 25402 33314 216541 433082 16273889 32547778 211560557 423121114