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23074142 = 2713126781
BaseRepresentation
bin101100000000…
…1010101011110
31121102021202212
41120001111132
521401333032
62142320422
7400061360
oct130012536
947367685
1023074142
111202aa43
127889112
134a1b750
1430c8d30
15205bbb2
hex160155e

23074142 has 16 divisors (see below), whose sum is σ = 42598752. Its totient is φ = 9128160.

The previous prime is 23074141. The next prime is 23074147. The reversal of 23074142 is 24147032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23074141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63209 + ... + 63572.

It is an arithmetic number, because the mean of its divisors is an integer number (2662422).

Almost surely, 223074142 is an apocalyptic number.

23074142 is a deficient number, since it is larger than the sum of its proper divisors (19524610).

23074142 is a wasteful number, since it uses less digits than its factorization.

23074142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126803.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 23074142 is about 4803.5551417674. Note that the first 3 decimals coincide. The cubic root of 23074142 is about 284.6919499092.

The spelling of 23074142 in words is "twenty-three million, seventy-four thousand, one hundred forty-two".

Divisors: 1 2 7 13 14 26 91 182 126781 253562 887467 1648153 1774934 3296306 11537071 23074142