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23483730 = 235782791
BaseRepresentation
bin101100110010…
…1010101010010
31122012002121210
41121211111102
522002434410
62155200550
7403415454
oct131452522
948162553
1023483730
111228a746
127a46156
134b32cca
1431942d4
1520dd220
hex1665552

23483730 has 16 divisors (see below), whose sum is σ = 56361024. Its totient is φ = 6262320.

The previous prime is 23483729. The next prime is 23483731. The reversal of 23483730 is 3738432.

It is an interprime number because it is at equal distance from previous prime (23483729) and next prime (23483731).

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 782791 = 23483730 / (2 + 3 + 4 + 8 + 3 + 7 + 3 + 0).

It is not an unprimeable number, because it can be changed into a prime (23483731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391366 + ... + 391425.

It is an arithmetic number, because the mean of its divisors is an integer number (3522564).

Almost surely, 223483730 is an apocalyptic number.

23483730 is an abundant number, since it is smaller than the sum of its proper divisors (32877294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23483730 is a wasteful number, since it uses less digits than its factorization.

23483730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782801.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 23483730 is about 4846.0014444901. The cubic root of 23483730 is about 286.3665975552.

The spelling of 23483730 in words is "twenty-three million, four hundred eighty-three thousand, seven hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 782791 1565582 2348373 3913955 4696746 7827910 11741865 23483730