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13122522302413 = 2347611373144941
BaseRepresentation
bin1011111011110101001101…
…0001111100011111001101
31201110111112010211101012211
42332331103101330133031
53204444411202134123
643524223054430421
72523033223111216
oct276752321743715
951414463741184
1013122522302413
1141aa259810a67
12157b296202411
137425aa5b0304
143351c234640d
1517b530cc140d
hexbef5347c7cd

13122522302413 has 32 divisors (see below), whose sum is σ = 14224111598592. Its totient is φ = 12074638329600.

The previous prime is 13122522302399. The next prime is 13122522302423. The reversal of 13122522302413 is 31420322522131.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-13122522302413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122522302423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90464523 + ... + 90609463.

It is an arithmetic number, because the mean of its divisors is an integer number (444503487456).

Almost surely, 213122522302413 is an apocalyptic number.

It is an amenable number.

13122522302413 is a deficient number, since it is larger than the sum of its proper divisors (1101589296179).

13122522302413 is a wasteful number, since it uses less digits than its factorization.

13122522302413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146445.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 13122522302413 its reverse (31420322522131), we get a palindrome (44542844824544).

The spelling of 13122522302413 in words is "thirteen trillion, one hundred twenty-two billion, five hundred twenty-two million, three hundred two thousand, four hundred thirteen".

Divisors: 1 23 47 61 1081 1373 1403 2867 31579 64531 65941 83753 144941 1484213 1926319 3333643 3936391 6812227 8841401 90536993 156681221 199003993 203352223 415545847 4577091839 9353187671 9557554481 12139243573 215123316433 279202602179 570544447931 13122522302413