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7909216341 = 3133153123433
BaseRepresentation
bin1110101110110110…
…10001000001010101
3202102012120211010120
413113123101001111
5112144224410331
63344453542153
7366666141525
oct72733210125
922365524116
107909216341
113399601334
121648944959
139907a8590
145505d5685
15314566796
hex1d76d1055

7909216341 has 32 divisors (see below), whose sum is σ = 11944461312. Its totient is φ = 4621294080.

The previous prime is 7909216331. The next prime is 7909216409. The reversal of 7909216341 is 1436129097.

7909216341 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7909216341 - 27 = 7909216213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7909216293 and 7909216302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7909216321) 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 31 ways as a sum of consecutive naturals, for example, 2361 + ... + 125793.

It is an arithmetic number, because the mean of its divisors is an integer number (373264416).

Almost surely, 27909216341 is an apocalyptic number.

It is an amenable number.

7909216341 is a deficient number, since it is larger than the sum of its proper divisors (4035244971).

7909216341 is a wasteful number, since it uses less digits than its factorization.

7909216341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123533.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 7909216341 is about 88933.7750295128. The cubic root of 7909216341 is about 1992.4058963747.

The spelling of 7909216341 in words is "seven billion, nine hundred nine million, two hundred sixteen thousand, three hundred forty-one".

Divisors: 1 3 13 31 39 53 93 159 403 689 1209 1643 2067 4929 21359 64077 123433 370299 1604629 3826423 4813887 6541949 11479269 19625847 49743499 85045337 149230497 202800419 255136011 608401257 2636405447 7909216341