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2681351 = 43127491
BaseRepresentation
bin1010001110101000000111
312001020010022
422032220013
51141300401
6133245355
731535231
oct12165007
95036108
102681351
1115715a2
12a9385b
1372b5ca
144db251
1537e71b
hex28ea07

2681351 has 8 divisors (see below), whose sum is σ = 2770944. Its totient is φ = 2593080.

The previous prime is 2681347. The next prime is 2681381. The reversal of 2681351 is 1531862.

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 2681351 - 22 = 2681347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2681351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2681321) 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, 5216 + ... + 5706.

It is an arithmetic number, because the mean of its divisors is an integer number (346368).

22681351 is an apocalyptic number.

2681351 is a deficient number, since it is larger than the sum of its proper divisors (89593).

2681351 is a wasteful number, since it uses less digits than its factorization.

2681351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661.

The product of its digits is 1440, while the sum is 26.

The square root of 2681351 is about 1637.4831296841. The cubic root of 2681351 is about 138.9263277797.

The spelling of 2681351 in words is "two million, six hundred eighty-one thousand, three hundred fifty-one".

Divisors: 1 43 127 491 5461 21113 62357 2681351