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23971301 = 371374729
BaseRepresentation
bin101101101110…
…0010111100101
31200002212102222
41123130113211
522114040201
62213442125
7410516114
oct133342745
950085388
1023971301
1112592aa2
128040345
134c73c03
14327dc7b
15218791b
hex16dc5e5

23971301 has 8 divisors (see below), whose sum is σ = 24804120. Its totient is φ = 23148288.

The previous prime is 23971289. The next prime is 23971307. The reversal of 23971301 is 10317932.

It can be written as a sum of positive squares in 4 ways, for example, as 2719201 + 21252100 = 1649^2 + 4610^2 .

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 23971301 - 26 = 23971237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23971307) 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, 2705 + ... + 7433.

It is an arithmetic number, because the mean of its divisors is an integer number (3100515).

Almost surely, 223971301 is an apocalyptic number.

It is an amenable number.

23971301 is a deficient number, since it is larger than the sum of its proper divisors (832819).

23971301 is a wasteful number, since it uses less digits than its factorization.

23971301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4903.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 23971301 is about 4896.0495299782. The cubic root of 23971301 is about 288.3348928677.

The spelling of 23971301 in words is "twenty-three million, nine hundred seventy-one thousand, three hundred one".

Divisors: 1 37 137 4729 5069 174973 647873 23971301