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123231626314 = 21371277352193
BaseRepresentation
bin111001011000100101…
…1010110010001001010
3102210002020001020101221
41302301023112101022
54004334244020224
6132340053232254
711621536353316
oct1626113262112
9383066036357
10123231626314
1148298049875
121ba7203268a
13b80b87a1a4
145d70604b46
153313a4e6e4
hex1cb12d644a

123231626314 has 16 divisors (see below), whose sum is σ = 186343027848. Its totient is φ = 61117990912.

The previous prime is 123231626293. The next prime is 123231626317. The reversal of 123231626314 is 413626132321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 109880979289 + 13350647025 = 331483^2 + 115545^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 123231626314.

It is not an unprimeable number, because it can be changed into a prime (123231626317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173802 + ... + 525994.

Almost surely, 2123231626314 is an apocalyptic number.

123231626314 is a deficient number, since it is larger than the sum of its proper divisors (63111401534).

123231626314 is a wasteful number, since it uses less digits than its factorization.

123231626314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353609.

The product of its digits is 31104, while the sum is 34.

Adding to 123231626314 its reverse (413626132321), we get a palindrome (536857758635).

The spelling of 123231626314 in words is "one hundred twenty-three billion, two hundred thirty-one million, six hundred twenty-six thousand, three hundred fourteen".

Divisors: 1 2 137 274 1277 2554 174949 349898 352193 704386 48250441 96500882 449750461 899500922 61615813157 123231626314