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23708072 = 232963509
BaseRepresentation
bin101101001110…
…0000110101000
31122121111100202
41122130012220
522032124242
62204051332
7405341513
oct132340650
948544322
1023708072
1112423253
127b33b48
134bb115b
143211d7a
152134932
hex169c1a8

23708072 has 8 divisors (see below), whose sum is σ = 44452650. Its totient is φ = 11854032.

The previous prime is 23708063. The next prime is 23708117. The reversal of 23708072 is 27080732.

It can be written as a sum of positive squares in only one way, i.e., 22033636 + 1674436 = 4694^2 + 1294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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, 1481747 + ... + 1481762.

Almost surely, 223708072 is an apocalyptic number.

It is an amenable number.

23708072 is a deficient number, since it is larger than the sum of its proper divisors (20744578).

23708072 is a wasteful number, since it uses less digits than its factorization.

23708072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963515 (or 2963511 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 23708072 is about 4869.0935501385. The cubic root of 23708072 is about 287.2756036041.

The spelling of 23708072 in words is "twenty-three million, seven hundred eight thousand, seventy-two".

Divisors: 1 2 4 8 2963509 5927018 11854036 23708072