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9105839241 = 319126575981
BaseRepresentation
bin10000111101100000…
…00001010010001001
3212111121020120011020
420132300001102021
5122122043323431
64103321423053
7441436233162
oct103660012211
925447216136
109105839241
113953010884
12192163aa89
13b21689875
146254c6769
15384636696
hex21ec01489

9105839241 has 16 divisors (see below), whose sum is σ = 12211319808. Its totient is φ = 6035494400.

The previous prime is 9105839227. The next prime is 9105839291. The reversal of 9105839241 is 1429385019.

It is a cyclic number.

It is not a de Polignac number, because 9105839241 - 214 = 9105822857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9105839193 and 9105839202.

It is not an unprimeable number, because it can be changed into a prime (9105839201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1519471 + ... + 1525451.

It is an arithmetic number, because the mean of its divisors is an integer number (763207488).

Almost surely, 29105839241 is an apocalyptic number.

It is an amenable number.

9105839241 is a deficient number, since it is larger than the sum of its proper divisors (3105480567).

9105839241 is a wasteful number, since it uses less digits than its factorization.

9105839241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8832.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 9105839241 is about 95424.5211724953. The cubic root of 9105839241 is about 2088.2059374231.

The spelling of 9105839241 in words is "nine billion, one hundred five million, eight hundred thirty-nine thousand, two hundred forty-one".

Divisors: 1 3 191 573 2657 5981 7971 17943 507487 1142371 1522461 3427113 15891517 47674551 3035279747 9105839241