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2137793 = 72910531
BaseRepresentation
bin1000001001111011000001
311000121111112
420021323001
51021402133
6113453105
724112430
oct10117301
94017445
102137793
111230179
12871195
1359b088
143d9117
152c3648
hex209ec1

2137793 has 8 divisors (see below), whose sum is σ = 2527680. Its totient is φ = 1769040.

The previous prime is 2137771. The next prime is 2137813. The reversal of 2137793 is 3977312.

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

It is not a de Polignac number, because 2137793 - 212 = 2133697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2137763) 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, 5063 + ... + 5468.

It is an arithmetic number, because the mean of its divisors is an integer number (315960).

22137793 is an apocalyptic number.

It is an amenable number.

2137793 is a deficient number, since it is larger than the sum of its proper divisors (389887).

2137793 is a wasteful number, since it uses less digits than its factorization.

2137793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10567.

The product of its digits is 7938, while the sum is 32.

The square root of 2137793 is about 1462.1193521734. The cubic root of 2137793 is about 128.8215588631.

The spelling of 2137793 in words is "two million, one hundred thirty-seven thousand, seven hundred ninety-three".

Divisors: 1 7 29 203 10531 73717 305399 2137793