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8980229269 = 11816384479
BaseRepresentation
bin10000101110100001…
…10110110010010101
3212011211212220200001
420113100312302111
5121342414314034
64043033251301
7435352455304
oct102720666225
925154786601
108980229269
113899118190
1218a7563b31
13b0164a33b
1461294a43b
153785c3a14
hex217436c95

8980229269 has 4 divisors (see below), whose sum is σ = 9796613760. Its totient is φ = 8163844780.

The previous prime is 8980229257. The next prime is 8980229287. The reversal of 8980229269 is 9629220898.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8980229269 - 29 = 8980228757 is a prime.

It is a super-2 number, since 2×89802292692 (a number of 21 digits) 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 (8980229299) 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, 408192229 + ... + 408192250.

It is an arithmetic number, because the mean of its divisors is an integer number (2449153440).

Almost surely, 28980229269 is an apocalyptic number.

It is an amenable number.

8980229269 is a deficient number, since it is larger than the sum of its proper divisors (816384491).

8980229269 is a wasteful number, since it uses less digits than its factorization.

8980229269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816384490.

The product of its (nonzero) digits is 2239488, while the sum is 55.

The square root of 8980229269 is about 94764.0716147212. The cubic root of 8980229269 is about 2078.5595664550.

The spelling of 8980229269 in words is "eight billion, nine hundred eighty million, two hundred twenty-nine thousand, two hundred sixty-nine".

Divisors: 1 11 816384479 8980229269