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23841097 = 721932521
BaseRepresentation
bin101101011110…
…0100101001001
31122212020211121
41122330211021
522100403342
62210555241
7406434400
oct132744511
948766747
1023841097
1112504195
127b98b21
134c29877
143248637
15215e067
hex16bc949

23841097 has 12 divisors (see below), whose sum is σ = 27888276. Its totient is φ = 20321280.

The previous prime is 23841091. The next prime is 23841107. The reversal of 23841097 is 79014832.

It can be written as a sum of positive squares in 2 ways, for example, as 1713481 + 22127616 = 1309^2 + 4704^2 .

It is not a de Polignac number, because 23841097 - 27 = 23840969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23841091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8197 + ... + 10717.

It is an arithmetic number, because the mean of its divisors is an integer number (2324023).

Almost surely, 223841097 is an apocalyptic number.

It is an amenable number.

23841097 is a deficient number, since it is larger than the sum of its proper divisors (4047179).

23841097 is a wasteful number, since it uses less digits than its factorization.

23841097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2728 (or 2721 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 23841097 is about 4882.7345821783. The cubic root of 23841097 is about 287.8118989382.

It can be divided in two parts, 2384 and 1097, that added together give a square (3481 = 592).

The spelling of 23841097 in words is "twenty-three million, eight hundred forty-one thousand, ninety-seven".

Divisors: 1 7 49 193 1351 2521 9457 17647 123529 486553 3405871 23841097