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13053012869 = 137912709847
BaseRepresentation
bin11000010100000010…
…10010101110000101
31020200200112202110002
430022001102232011
5203213032402434
65555123211045
7641315531051
oct141201225605
936620482402
1013053012869
1155990a3846
122643516a85
131300373570
148bb808c61
15515e2457e
hex30a052b85

13053012869 has 8 divisors (see below), whose sum is σ = 14235029760. Its totient is φ = 11896415856.

The previous prime is 13053012857. The next prime is 13053012893. The reversal of 13053012869 is 96821035031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13053012869 - 24 = 13053012853 is a prime.

It is a super-3 number, since 3×130530128693 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13053012569) 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, 6353897 + ... + 6355950.

It is an arithmetic number, because the mean of its divisors is an integer number (1779378720).

Almost surely, 213053012869 is an apocalyptic number.

It is an amenable number.

13053012869 is a deficient number, since it is larger than the sum of its proper divisors (1182016891).

13053012869 is a wasteful number, since it uses less digits than its factorization.

13053012869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12709939.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 13053012869 in words is "thirteen billion, fifty-three million, twelve thousand, eight hundred sixty-nine".

Divisors: 1 13 79 1027 12709847 165228011 1004077913 13053012869