Search a number
-
+
6961340 = 2251312657
BaseRepresentation
bin11010100011100010111100
3111002200011102
4122203202330
53240230330
6405112232
7113112311
oct32434274
914080142
106961340
113a25181
1223b8678
131599749
14cd2d08
15927945
hex6a38bc

6961340 has 24 divisors (see below), whose sum is σ = 14735952. Its totient is φ = 2762240.

The previous prime is 6961327. The next prime is 6961373. The reversal of 6961340 is 431696.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1292 + ... + 3948.

It is an arithmetic number, because the mean of its divisors is an integer number (613998).

Almost surely, 26961340 is an apocalyptic number.

It is an amenable number.

6961340 is an abundant number, since it is smaller than the sum of its proper divisors (7774612).

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

6961340 is a wasteful number, since it uses less digits than its factorization.

6961340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2797 (or 2795 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 6961340 is about 2638.4351422766. The cubic root of 6961340 is about 190.9403064466.

The spelling of 6961340 in words is "six million, nine hundred sixty-one thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 131 262 524 655 1310 2620 2657 5314 10628 13285 26570 53140 348067 696134 1392268 1740335 3480670 6961340