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6872053 = 19361687
BaseRepresentation
bin11010001101101111110101
3110221010200111
4122031233311
53224401203
6403143021
7112261066
oct32155765
913833614
106872053
113974091
122374a71
131567c06
14cac56d
1590b26d
hex68dbf5

6872053 has 4 divisors (see below), whose sum is σ = 7233760. Its totient is φ = 6510348.

The previous prime is 6872023. The next prime is 6872071. The reversal of 6872053 is 3502786.

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.

It is a cyclic number.

It is not a de Polignac number, because 6872053 - 213 = 6863861 is a prime.

It is a super-2 number, since 2×68720532 = 94450224869618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6872023) 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, 180825 + ... + 180862.

It is an arithmetic number, because the mean of its divisors is an integer number (1808440).

Almost surely, 26872053 is an apocalyptic number.

It is an amenable number.

6872053 is a deficient number, since it is larger than the sum of its proper divisors (361707).

6872053 is a wasteful number, since it uses less digits than its factorization.

6872053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361706.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 6872053 is about 2621.4600893395. The cubic root of 6872053 is about 190.1204499408.

The spelling of 6872053 in words is "six million, eight hundred seventy-two thousand, fifty-three".

Divisors: 1 19 361687 6872053