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4947053 = 8236011
BaseRepresentation
bin10010110111110001101101
3100022100002012
4102313301231
52231301203
6254011005
760022616
oct22676155
910270065
104947053
112879881
1217a6a65
131042967
1492ac0d
1567abd8
hex4b7c6d

4947053 has 4 divisors (see below), whose sum is σ = 4953888. Its totient is φ = 4940220.

The previous prime is 4947043. The next prime is 4947083. The reversal of 4947053 is 3507494.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3507494 = 21753747.

It is a cyclic number.

It is not a de Polignac number, because 4947053 - 26 = 4946989 is a prime.

It is a Duffinian 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 (4947013) 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, 2183 + ... + 3828.

It is an arithmetic number, because the mean of its divisors is an integer number (1238472).

Almost surely, 24947053 is an apocalyptic number.

It is an amenable number.

4947053 is a deficient number, since it is larger than the sum of its proper divisors (6835).

4947053 is an equidigital number, since it uses as much as digits as its factorization.

4947053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6834.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 4947053 is about 2224.1971585271. The cubic root of 4947053 is about 170.3918641924.

Adding to 4947053 its sum of digits (32), we get a triangular number (4947085 = T3145).

The spelling of 4947053 in words is "four million, nine hundred forty-seven thousand, fifty-three".

Divisors: 1 823 6011 4947053