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23103398 = 211551699
BaseRepresentation
bin101100000100…
…0011110100110
31121110202220102
41120020132212
521403302043
62143104102
7400242563
oct130103646
947422812
1023103398
111204aa1a
1278a2032
134a2bb66
1430d586a
1520656b8
hex16087a6

23103398 has 4 divisors (see below), whose sum is σ = 34655100. Its totient is φ = 11551698.

The previous prime is 23103371. The next prime is 23103407. The reversal of 23103398 is 89330132.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23103398.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5775848 + ... + 5775851.

It is an arithmetic number, because the mean of its divisors is an integer number (8663775).

Almost surely, 223103398 is an apocalyptic number.

23103398 is a deficient number, since it is larger than the sum of its proper divisors (11551702).

23103398 is a wasteful number, since it uses less digits than its factorization.

23103398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11551701.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 23103398 is about 4806.5994216286. The cubic root of 23103398 is about 284.8122206151.

The spelling of 23103398 in words is "twenty-three million, one hundred three thousand, three hundred ninety-eight".

Divisors: 1 2 11551699 23103398