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13203114142 = 2291511818329
BaseRepresentation
bin11000100101111011…
…11000100010011110
31021002010222200200111
430102331320202132
5204014444123032
610022044320234
7645120422101
oct142275704236
937063880614
1013203114142
1156658a5089
12268584307a
1313254a959a
148d371c738
155241c3c47
hex312f7889e

13203114142 has 32 divisors (see below), whose sum is σ = 20739700800. Its totient is φ = 6295968000.

The previous prime is 13203114101. The next prime is 13203114149. The reversal of 13203114142 is 24141130231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13203114149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1581034 + ... + 1589362.

It is an arithmetic number, because the mean of its divisors is an integer number (648115650).

Almost surely, 213203114142 is an apocalyptic number.

13203114142 is a deficient number, since it is larger than the sum of its proper divisors (7536586658).

13203114142 is a wasteful number, since it uses less digits than its factorization.

13203114142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8692.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 13203114142 its reverse (24141130231), we get a palindrome (37344244373).

The spelling of 13203114142 in words is "thirteen billion, two hundred three million, one hundred fourteen thousand, one hundred forty-two".

Divisors: 1 2 29 58 151 181 302 362 4379 5249 8329 8758 10498 16658 27331 54662 241541 483082 792599 1257679 1507549 1585198 2515358 3015098 36472691 43718921 72945382 87437842 227639899 455279798 6601557071 13203114142