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9106972 = 227325249
BaseRepresentation
bin100010101111…
…011000011100
3122010200102021
4202233120130
54312410342
6523105524
7140256640
oct42573034
918120367
109106972
115160226
1230722a4
131b6b254
1412d0c20
15bed567
hex8af61c

9106972 has 12 divisors (see below), whose sum is σ = 18214000. Its totient is φ = 3902976.

The previous prime is 9106949. The next prime is 9106997. The reversal of 9106972 is 2796019.

9106972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

9106972 is an admirable number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162597 + ... + 162652.

Almost surely, 29106972 is an apocalyptic number.

It is an amenable number.

9106972 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9106972 is a wasteful number, since it uses less digits than its factorization.

9106972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325260 (or 325258 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 9106972 is about 3017.7760022904. The cubic root of 9106972 is about 208.8292524206.

The spelling of 9106972 in words is "nine million, one hundred six thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 14 28 325249 650498 1300996 2276743 4553486 9106972