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13119541261 = 103503253229
BaseRepresentation
bin11000011011111110…
…00101000000001101
31020212022201202020121
430031333011000031
5203332100310021
610005501144541
7643054155301
oct141577050015
936768652217
1013119541261
115622703592
12266185b151
131311097b88
148c65a5d01
1551bbb6741
hex30dfc500d

13119541261 has 8 divisors (see below), whose sum is σ = 13273303680. Its totient is φ = 12966286512.

The previous prime is 13119541247. The next prime is 13119541277. The reversal of 13119541261 is 16214591131.

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 13119541261 - 213 = 13119533069 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 (13119541231) 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, 74806 + ... + 178423.

It is an arithmetic number, because the mean of its divisors is an integer number (1659162960).

Almost surely, 213119541261 is an apocalyptic number.

It is an amenable number.

13119541261 is a deficient number, since it is larger than the sum of its proper divisors (153762419).

13119541261 is a wasteful number, since it uses less digits than its factorization.

13119541261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253835.

The product of its digits is 6480, while the sum is 34.

The spelling of 13119541261 in words is "thirteen billion, one hundred nineteen million, five hundred forty-one thousand, two hundred sixty-one".

Divisors: 1 103 503 51809 253229 26082587 127374187 13119541261