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805250334 = 23771270037
BaseRepresentation
bin101111111111110…
…010010100011110
32002010012221210110
4233333302110132
53122121002314
6211523150450
725645341420
oct5777622436
92063187713
10805250334
113835a7549
121a5815426
13caaa08b5
1478d34810
154aa62a59
hex2fff251e

805250334 has 32 divisors (see below), whose sum is σ = 1866502656. Its totient is φ = 226830240.

The previous prime is 805250297. The next prime is 805250353. The reversal of 805250334 is 433052508.

It is a super-2 number, since 2×8052503342 = 1296856200814223112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132037 + ... + 138000.

It is an arithmetic number, because the mean of its divisors is an integer number (58328208).

Almost surely, 2805250334 is an apocalyptic number.

805250334 is an abundant number, since it is smaller than the sum of its proper divisors (1061252322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

805250334 is a wasteful number, since it uses less digits than its factorization.

805250334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270120.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 805250334 is about 28376.9331323877. The cubic root of 805250334 is about 930.3441644452.

The spelling of 805250334 in words is "eight hundred five million, two hundred fifty thousand, three hundred thirty-four".

Divisors: 1 2 3 6 7 14 21 42 71 142 213 426 497 994 1491 2982 270037 540074 810111 1620222 1890259 3780518 5670777 11341554 19172627 38345254 57517881 115035762 134208389 268416778 402625167 805250334