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13942055 = 514091979
BaseRepresentation
bin110101001011…
…110100100111
3222020022220102
4311023310213
512032121210
61214454315
7226335251
oct65136447
928208812
1013942055
117962966
12480439b
132b71c4a
141bcccd1
151355ea5
hexd4bd27

13942055 has 8 divisors (see below), whose sum is σ = 16750800. Its totient is φ = 11140096.

The previous prime is 13942043. The next prime is 13942073. The reversal of 13942055 is 55024931.

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 13942055 - 24 = 13942039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6056 + ... + 8034.

It is an arithmetic number, because the mean of its divisors is an integer number (2093850).

Almost surely, 213942055 is an apocalyptic number.

13942055 is a deficient number, since it is larger than the sum of its proper divisors (2808745).

13942055 is a wasteful number, since it uses less digits than its factorization.

13942055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3393.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 13942055 is about 3733.9061316536. The cubic root of 13942055 is about 240.6812530539.

Adding to 13942055 its reverse (55024931), we get a palindrome (68966986).

The spelling of 13942055 in words is "thirteen million, nine hundred forty-two thousand, fifty-five".

Divisors: 1 5 1409 1979 7045 9895 2788411 13942055