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9359208049 = 89210872
BaseRepresentation
bin10001011011101101…
…00010111001110001
3220011021000000211011
420231312202321301
5123131424124144
64144412150521
7450633645562
oct105566427161
926137000734
109359208049
113a73035594
121992468441
13b6200b739
1464addc169
1539b9d3a34
hex22dda2e71

9359208049 has 9 divisors (see below), whose sum is σ = 9474265227. Its totient is φ = 9245535024.

The previous prime is 9359208041. The next prime is 9359208083. The reversal of 9359208049 is 9408029539.

The square root of 9359208049 is 96743.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1797166449 + 7562041600 = 42393^2 + 86960^2 .

It is not a de Polignac number, because 9359208049 - 23 = 9359208041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9359207993 and 9359208011.

It is not an unprimeable number, because it can be changed into a prime (9359208041) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8609584 + ... + 8610670.

Almost surely, 29359208049 is an apocalyptic number.

9359208049 is the 96743-rd square number.

9359208049 is the 48372-nd centered octagonal number.

It is an amenable number.

9359208049 is a deficient number, since it is larger than the sum of its proper divisors (115057178).

9359208049 is an frugal number, since it uses more digits than its factorization.

9359208049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352 (or 1176 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 49.

The cubic root of 9359208049 is about 2107.3970469800.

Multiplying 9359208049 by its sum of digits (49), we get a square (458601194401 = 6772012).

The spelling of 9359208049 in words is "nine billion, three hundred fifty-nine million, two hundred eight thousand, forty-nine".

Divisors: 1 89 1087 7921 96743 1181569 8610127 105159641 9359208049