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4720293 = 32718389
BaseRepresentation
bin10010000000011010100101
322212211000200
4102000122211
52202022133
6245101113
755056534
oct22003245
98784020
104720293
112734476
1216b7799
13c93696
148ac31b
15633913
hex4806a5

4720293 has 24 divisors (see below), whose sum is σ = 7076160. Its totient is φ = 3030720.

The previous prime is 4720291. The next prime is 4720297. The reversal of 4720293 is 3920274.

It is not a de Polignac number, because 4720293 - 21 = 4720291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4720291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52993 + ... + 53081.

It is an arithmetic number, because the mean of its divisors is an integer number (294840).

Almost surely, 24720293 is an apocalyptic number.

It is an amenable number.

4720293 is a deficient number, since it is larger than the sum of its proper divisors (2355867).

4720293 is a wasteful number, since it uses less digits than its factorization.

4720293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 4720293 is about 2172.6235292844. The cubic root of 4720293 is about 167.7476014354.

The spelling of 4720293 in words is "four million, seven hundred twenty thousand, two hundred ninety-three".

Divisors: 1 3 9 71 83 89 213 249 267 639 747 801 5893 6319 7387 17679 18957 22161 53037 56871 66483 524477 1573431 4720293