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23883949 = 103461503
BaseRepresentation
bin101101100011…
…1000010101101
31122221102121201
41123013002231
522103241244
62211525501
7410003335
oct133070255
948842551
1023883949
1112533401
127bb9891
134c4321b
14325a0c5
15216bad4
hex16c70ad

23883949 has 8 divisors (see below), whose sum is σ = 24216192. Its totient is φ = 23553840.

The previous prime is 23883889. The next prime is 23883983. The reversal of 23883949 is 94938832.

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 23883949 - 211 = 23881901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23883899 and 23883908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23883989) 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 7 ways as a sum of consecutive naturals, for example, 47232 + ... + 47734.

It is an arithmetic number, because the mean of its divisors is an integer number (3027024).

Almost surely, 223883949 is an apocalyptic number.

It is an amenable number.

23883949 is a deficient number, since it is larger than the sum of its proper divisors (332243).

23883949 is a wasteful number, since it uses less digits than its factorization.

23883949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067.

The product of its digits is 373248, while the sum is 46.

The square root of 23883949 is about 4887.1207269721. The cubic root of 23883949 is about 287.9842334797.

The spelling of 23883949 in words is "twenty-three million, eight hundred eighty-three thousand, nine hundred forty-nine".

Divisors: 1 103 461 503 47483 51809 231883 23883949