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6694972 = 224140823
BaseRepresentation
bin11001100010100000111100
3110121010202221
4121202200330
53203214342
6355255124
7110622604
oct31424074
913533687
106694972
113863039
1222aa4a4
13150542b
14c63c04
158c3a67
hex66283c

6694972 has 12 divisors (see below), whose sum is σ = 12002256. Its totient is φ = 3265760.

The previous prime is 6694949. The next prime is 6694979. The reversal of 6694972 is 2794966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6694979) 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, 20248 + ... + 20575.

It is an arithmetic number, because the mean of its divisors is an integer number (1000188).

Almost surely, 26694972 is an apocalyptic number.

It is an amenable number.

6694972 is a deficient number, since it is larger than the sum of its proper divisors (5307284).

6694972 is a wasteful number, since it uses less digits than its factorization.

6694972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40868 (or 40866 counting only the distinct ones).

The product of its digits is 163296, while the sum is 43.

The square root of 6694972 is about 2587.4643958903. The cubic root of 6694972 is about 188.4731930724.

The spelling of 6694972 in words is "six million, six hundred ninety-four thousand, nine hundred seventy-two".

Divisors: 1 2 4 41 82 164 40823 81646 163292 1673743 3347486 6694972