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23314987 = 431314139
BaseRepresentation
bin101100011110…
…0001000101011
31121212112011001
41120330020223
521432034422
62151415431
7402113503
oct130741053
947775131
1023314987
1112184993
127984577
134aa4267
14314ca03
1520a8227
hex163c22b

23314987 has 8 divisors (see below), whose sum is σ = 24045120. Its totient is φ = 22593480.

The previous prime is 23314969. The next prime is 23314997. The reversal of 23314987 is 78941332.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23314987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23314997) 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, 3564 + ... + 7702.

It is an arithmetic number, because the mean of its divisors is an integer number (3005640).

Almost surely, 223314987 is an apocalyptic number.

23314987 is a deficient number, since it is larger than the sum of its proper divisors (730133).

23314987 is a wasteful number, since it uses less digits than its factorization.

23314987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313.

The product of its digits is 36288, while the sum is 37.

The square root of 23314987 is about 4828.5595160462. The cubic root of 23314987 is about 285.6790497142.

The spelling of 23314987 in words is "twenty-three million, three hundred fourteen thousand, nine hundred eighty-seven".

Divisors: 1 43 131 4139 5633 177977 542209 23314987