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13142203401 = 397383117917
BaseRepresentation
bin11000011110101011…
…00001110000001001
31020220220101002212010
430033111201300021
5203403401002101
610012031010133
7643450612545
oct141725416011
936826332763
1013142203401
115634481a28
122669369949
1313159a0c22
148c95c4a25
1551db912d6
hex30f561c09

13142203401 has 16 divisors (see below), whose sum is σ = 17749960704. Its totient is φ = 8648431104.

The previous prime is 13142203387. The next prime is 13142203411. The reversal of 13142203401 is 10430224131.

It is not a de Polignac number, because 13142203401 - 25 = 13142203369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13142203411) 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, 52495 + ... + 170411.

It is an arithmetic number, because the mean of its divisors is an integer number (1109372544).

Almost surely, 213142203401 is an apocalyptic number.

It is an amenable number.

13142203401 is a deficient number, since it is larger than the sum of its proper divisors (4607757303).

13142203401 is a wasteful number, since it uses less digits than its factorization.

13142203401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118400.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13142203401 its reverse (10430224131), we get a palindrome (23572427532).

The spelling of 13142203401 in words is "thirteen billion, one hundred forty-two million, two hundred three thousand, four hundred one".

Divisors: 1 3 97 291 383 1149 37151 111453 117917 353751 11437949 34313847 45162211 135486633 4380734467 13142203401