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23069941 = 29378737
BaseRepresentation
bin101100000000…
…0010011110101
31121102002000021
41120000103311
521401214231
62142245141
7400043206
oct130002365
947362007
1023069941
1112027874
1278867b1
134a1986b
1430c75ad
15205a811
hex16004f5

23069941 has 4 divisors (see below), whose sum is σ = 23148972. Its totient is φ = 22990912.

The previous prime is 23069939. The next prime is 23070001. The reversal of 23069941 is 14996032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12040900 + 11029041 = 3470^2 + 3321^2 .

It is a cyclic number.

It is not a de Polignac number, because 23069941 - 21 = 23069939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23069897 and 23069906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23069911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39076 + ... + 39661.

It is an arithmetic number, because the mean of its divisors is an integer number (5787243).

Almost surely, 223069941 is an apocalyptic number.

It is an amenable number.

23069941 is a deficient number, since it is larger than the sum of its proper divisors (79031).

23069941 is an equidigital number, since it uses as much as digits as its factorization.

23069941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79030.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 23069941 is about 4803.1178415692. The cubic root of 23069941 is about 284.6746713546.

The spelling of 23069941 in words is "twenty-three million, sixty-nine thousand, nine hundred forty-one".

Divisors: 1 293 78737 23069941