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13032203023 = 745991997
BaseRepresentation
bin11000010001100011…
…11010001100001111
31020122020101111201001
430020301322030033
5203142220444043
65553101201131
7640643620000
oct141061721417
936566344631
1013032203023
115588380024
1226385601a7
1312c8c68648
148b8b4d1a7
155141b374d
hex308c7a30f

13032203023 has 20 divisors (see below), whose sum is σ = 15461183880. Its totient is φ = 10981010544.

The previous prime is 13032202987. The next prime is 13032203069. The reversal of 13032203023 is 32030223031.

It is a happy number.

It is not a de Polignac number, because 13032203023 - 213 = 13032194831 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 (13032203623) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 95661 + ... + 187657.

It is an arithmetic number, because the mean of its divisors is an integer number (773059194).

Almost surely, 213032203023 is an apocalyptic number.

13032203023 is a deficient number, since it is larger than the sum of its proper divisors (2428980857).

13032203023 is an frugal number, since it uses more digits than its factorization.

13032203023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92084 (or 92063 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 13032203023 its reverse (32030223031), we get a palindrome (45062426054).

The spelling of 13032203023 in words is "thirteen billion, thirty-two million, two hundred three thousand, twenty-three".

Divisors: 1 7 49 59 343 413 2401 2891 20237 91997 141659 643979 4507853 5427823 31554971 37994761 220884797 265963327 1861743289 13032203023