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13048021011 = 329149977253
BaseRepresentation
bin11000010011011100…
…10000000000010011
31020200100011010220110
430021232100000103
5203210243133021
65554424212403
7641225230404
oct141156200023
936610133813
1013048021011
1155962a4343
12264190a103
1312cc3163bc
148baca99ab
1551578a476
hex309b90013

13048021011 has 8 divisors (see below), whose sum is σ = 17997270480. Its totient is φ = 8398726112.

The previous prime is 13048021001. The next prime is 13048021079. The reversal of 13048021011 is 11012084031.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13048021011 - 213 = 13048012819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13048021001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74988540 + ... + 74988713.

It is an arithmetic number, because the mean of its divisors is an integer number (2249658810).

Almost surely, 213048021011 is an apocalyptic number.

13048021011 is a deficient number, since it is larger than the sum of its proper divisors (4949249469).

13048021011 is a wasteful number, since it uses less digits than its factorization.

13048021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149977285.

The product of its (nonzero) digits is 192, while the sum is 21.

The spelling of 13048021011 in words is "thirteen billion, forty-eight million, twenty-one thousand, eleven".

Divisors: 1 3 29 87 149977253 449931759 4349340337 13048021011