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9028707069 = 34583656681
BaseRepresentation
bin10000110100010011…
…10010001011111101
3212022020002211201010
420122021302023331
5121442322111234
64051524305433
7436511513064
oct103211621375
925266084633
109028707069
113913519288
1218bb842279
13b0b6c1925
146191691db
1537c99c6e9
hex21a2722fd

9028707069 has 8 divisors (see below), whose sum is σ = 12040921152. Its totient is φ = 6017815520.

The previous prime is 9028707059. The next prime is 9028707133. The reversal of 9028707069 is 9607078209.

9028707069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9028707069 - 215 = 9028674301 is a prime.

It is a super-2 number, since 2×90287070692 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9028707029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314592 + ... + 342089.

It is an arithmetic number, because the mean of its divisors is an integer number (1505115144).

Almost surely, 29028707069 is an apocalyptic number.

It is an amenable number.

9028707069 is a deficient number, since it is larger than the sum of its proper divisors (3012214083).

9028707069 is a wasteful number, since it uses less digits than its factorization.

9028707069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661267.

The product of its (nonzero) digits is 381024, while the sum is 48.

The square root of 9028707069 is about 95019.5088863334. The cubic root of 9028707069 is about 2082.2930724460.

The spelling of 9028707069 in words is "nine billion, twenty-eight million, seven hundred seven thousand, sixty-nine".

Divisors: 1 3 4583 13749 656681 1970043 3009569023 9028707069