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4970047 = 23281769
BaseRepresentation
bin10010111101011000111111
3100100111121211
4102331120333
52233020142
6254305251
760146635
oct22753077
910314554
104970047
112895085
1217b8227
131050274
14935355
15682917
hex4bd63f

4970047 has 8 divisors (see below), whose sum is σ = 5211360. Its totient is φ = 4730880.

The previous prime is 4970029. The next prime is 4970057. The reversal of 4970047 is 7400794.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4970047 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4970057) 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, 6079 + ... + 6847.

It is an arithmetic number, because the mean of its divisors is an integer number (651420).

Almost surely, 24970047 is an apocalyptic number.

4970047 is a deficient number, since it is larger than the sum of its proper divisors (241313).

4970047 is a wasteful number, since it uses less digits than its factorization.

With its successor (4970048) it forms an eRAP, since the sums of their prime factors are consecutive (1073 and 1074).

4970047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 4970047 is about 2229.3602221265. The cubic root of 4970047 is about 170.6554511435.

The spelling of 4970047 in words is "four million, nine hundred seventy thousand, forty-seven".

Divisors: 1 23 281 769 6463 17687 216089 4970047