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20234073 = 311815711
BaseRepresentation
bin100110100101…
…1111101011001
31102001222221010
41031023331121
520134442243
62001404133
7333662316
oct115137531
942058833
1020234073
1110470182
126939649
134265b32
142989d0d
151b9a433
hex134bf59

20234073 has 8 divisors (see below), whose sum is σ = 27006336. Its totient is φ = 13475600.

The previous prime is 20234057. The next prime is 20234087. The reversal of 20234073 is 37043202.

It is a happy number.

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 20234073 - 24 = 20234057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20234023) 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, 688 + ... + 6398.

It is an arithmetic number, because the mean of its divisors is an integer number (3375792).

Almost surely, 220234073 is an apocalyptic number.

It is an amenable number.

20234073 is a deficient number, since it is larger than the sum of its proper divisors (6772263).

20234073 is a wasteful number, since it uses less digits than its factorization.

20234073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6895.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 20234073 is about 4498.2299852275. The cubic root of 20234073 is about 272.4966102319.

Adding to 20234073 its reverse (37043202), we get a palindrome (57277275).

The spelling of 20234073 in words is "twenty million, two hundred thirty-four thousand, seventy-three".

Divisors: 1 3 1181 3543 5711 17133 6744691 20234073