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13792142 = 271375781
BaseRepresentation
bin110100100111…
…001110001110
3221221201021002
4310213032032
512012322032
61211340302
7225142220
oct64471616
927851232
1013792142
117870271
124751692
132b1b940
141b90410
151326862
hexd2738e

13792142 has 16 divisors (see below), whose sum is σ = 25462752. Its totient is φ = 5456160.

The previous prime is 13792133. The next prime is 13792147. The reversal of 13792142 is 24129731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13792147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37709 + ... + 38072.

It is an arithmetic number, because the mean of its divisors is an integer number (1591422).

Almost surely, 213792142 is an apocalyptic number.

13792142 is a deficient number, since it is larger than the sum of its proper divisors (11670610).

13792142 is a wasteful number, since it uses less digits than its factorization.

13792142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75803.

The product of its digits is 3024, while the sum is 29.

The square root of 13792142 is about 3713.7773223498. Note that the first 3 decimals coincide. The cubic root of 13792142 is about 239.8154947680.

The spelling of 13792142 in words is "thirteen million, seven hundred ninety-two thousand, one hundred forty-two".

Divisors: 1 2 7 13 14 26 91 182 75781 151562 530467 985153 1060934 1970306 6896071 13792142