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9107069 = 371012437
BaseRepresentation
bin100010101111…
…011001111101
3122010200112212
4202233121331
54312411234
6523110205
7140260136
oct42573175
918120485
109107069
115160304
123072365
131b6b2ca
1412d0c8d
15bed5ce
hex8af67d

9107069 has 8 divisors (see below), whose sum is σ = 9449688. Its totient is φ = 8769600.

The previous prime is 9107051. The next prime is 9107081. The reversal of 9107069 is 9607019.

It can be written as a sum of positive squares in 4 ways, for example, as 7812025 + 1295044 = 2795^2 + 1138^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9107069 - 28 = 9106813 is a prime.

It is a super-2 number, since 2×91070692 = 165877411541522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9107089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2519 + ... + 4955.

It is an arithmetic number, because the mean of its divisors is an integer number (1181211).

Almost surely, 29107069 is an apocalyptic number.

It is an amenable number.

9107069 is a deficient number, since it is larger than the sum of its proper divisors (342619).

9107069 is a wasteful number, since it uses less digits than its factorization.

9107069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2575.

The product of its (nonzero) digits is 3402, while the sum is 32.

The square root of 9107069 is about 3017.7920736857. The cubic root of 9107069 is about 208.8299938440.

The spelling of 9107069 in words is "nine million, one hundred seven thousand, sixty-nine".

Divisors: 1 37 101 2437 3737 90169 246137 9107069