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4971917 = 71239293
BaseRepresentation
bin10010111101110110001101
3100100121012002
4102331312031
52233100132
6254322045
760155246
oct22756615
910317162
104971917
112896525
1217b9325
131051082
14935ccd
15683262
hex4bdd8d

4971917 has 8 divisors (see below), whose sum is σ = 5080320. Its totient is φ = 4864720.

The previous prime is 4971907. The next prime is 4971931. The reversal of 4971917 is 7191794.

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 4971917 - 212 = 4967821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4971907) 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, 16823 + ... + 17115.

It is an arithmetic number, because the mean of its divisors is an integer number (635040).

Almost surely, 24971917 is an apocalyptic number.

It is an amenable number.

4971917 is a deficient number, since it is larger than the sum of its proper divisors (108403).

4971917 is a wasteful number, since it uses less digits than its factorization.

4971917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603.

The product of its digits is 15876, while the sum is 38.

The square root of 4971917 is about 2229.7795855196. The cubic root of 4971917 is about 170.6768517244.

The spelling of 4971917 in words is "four million, nine hundred seventy-one thousand, nine hundred seventeen".

Divisors: 1 71 239 293 16969 20803 70027 4971917