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13015124133 = 311394397701
BaseRepresentation
bin11000001111100001…
…10000100010100101
31020121001020210212120
430013300300202211
5203123332433013
65551251140153
7640345505214
oct140760604245
936531223776
1013015124133
115579775440
1226328a4659
1312c55689ab
148b678507b
1551293d123
hex307c308a5

13015124133 has 8 divisors (see below), whose sum is σ = 18931089696. Its totient is φ = 7887954000.

The previous prime is 13015124117. The next prime is 13015124141. The reversal of 13015124133 is 33142151031.

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

It is not a de Polignac number, because 13015124133 - 24 = 13015124117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13015124233) 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, 197198818 + ... + 197198883.

It is an arithmetic number, because the mean of its divisors is an integer number (2366386212).

Almost surely, 213015124133 is an apocalyptic number.

It is an amenable number.

13015124133 is a deficient number, since it is larger than the sum of its proper divisors (5915965563).

13015124133 is a wasteful number, since it uses less digits than its factorization.

13015124133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394397715.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 13015124133 its reverse (33142151031), we get a palindrome (46157275164).

The spelling of 13015124133 in words is "thirteen billion, fifteen million, one hundred twenty-four thousand, one hundred thirty-three".

Divisors: 1 3 11 33 394397701 1183193103 4338374711 13015124133