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2693293 = 17158429
BaseRepresentation
bin1010010001100010101101
312001211111121
422101202231
51142141133
6133420541
731615111
oct12214255
95054447
102693293
11157a569
12a9a751
13733b85
14501741
1538302d
hex2918ad

2693293 has 4 divisors (see below), whose sum is σ = 2851740. Its totient is φ = 2534848.

The previous prime is 2693287. The next prime is 2693309. The reversal of 2693293 is 3923962.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2518569 + 174724 = 1587^2 + 418^2 .

It is a cyclic number.

It is not a de Polignac number, because 2693293 - 25 = 2693261 is a prime.

It is a Duffinian number.

2693293 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2693203) 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, 79198 + ... + 79231.

It is an arithmetic number, because the mean of its divisors is an integer number (712935).

22693293 is an apocalyptic number.

It is an amenable number.

2693293 is a deficient number, since it is larger than the sum of its proper divisors (158447).

2693293 is a wasteful number, since it uses less digits than its factorization.

2693293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158446.

The product of its digits is 17496, while the sum is 34.

The square root of 2693293 is about 1641.1255284103. The cubic root of 2693293 is about 139.1322688999.

The spelling of 2693293 in words is "two million, six hundred ninety-three thousand, two hundred ninety-three".

Divisors: 1 17 158429 2693293