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4720038 = 23786673
BaseRepresentation
bin10010000000010110100110
322212210200020
4102000112212
52202020123
6245100010
755056021
oct22002646
98783606
104720038
112734264
1216b7606
13c9352b
148ac1b8
156337e3
hex4805a6

4720038 has 8 divisors (see below), whose sum is σ = 9440088. Its totient is φ = 1573344.

The previous prime is 4720019. The next prime is 4720039. The reversal of 4720038 is 8300274.

It is a sphenic number, since it is the product of 3 distinct primes.

4720038 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4720039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393331 + ... + 393342.

It is an arithmetic number, because the mean of its divisors is an integer number (1180011).

Almost surely, 24720038 is an apocalyptic number.

4720038 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4720038 is a wasteful number, since it uses less digits than its factorization.

4720038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786678.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 4720038 is about 2172.5648436813. The cubic root of 4720038 is about 167.7445806901.

The spelling of 4720038 in words is "four million, seven hundred twenty thousand, thirty-eight".

Divisors: 1 2 3 6 786673 1573346 2360019 4720038