Search a number
-
+
293830741 = 3189281379
BaseRepresentation
bin10001100000111…
…000000001010101
3202110220011000001
4101200320001111
51100210040431
645053451301
710165343251
oct2140700125
9673804001
10293830741
11140950426
12824a0b31
1348b4aa59
142b049261
151abe0e61
hex11838055

293830741 has 16 divisors (see below), whose sum is σ = 308620800. Its totient is φ = 279417600.

The previous prime is 293830721. The next prime is 293830759. The reversal of 293830741 is 147038392.

It is a cyclic number.

It is not a de Polignac number, because 293830741 - 25 = 293830709 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 293830741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (293830721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 775090 + ... + 775468.

It is an arithmetic number, because the mean of its divisors is an integer number (19288800).

Almost surely, 2293830741 is an apocalyptic number.

It is an amenable number.

293830741 is a deficient number, since it is larger than the sum of its proper divisors (14790059).

293830741 is a wasteful number, since it uses less digits than its factorization.

293830741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 293830741 is about 17141.4917962236. The cubic root of 293830741 is about 664.8123472256.

The spelling of 293830741 in words is "two hundred ninety-three million, eight hundred thirty thousand, seven hundred forty-one".

Divisors: 1 31 89 281 379 2759 8711 11749 25009 33731 106499 775279 1045661 3301469 9478411 293830741