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9305068415 = 51861013683
BaseRepresentation
bin10001010101010000…
…00001001101111111
3220000111010110012112
420222220001031333
5123024044142130
64135155524235
7446405530226
oct105250011577
926014113175
109305068415
113a45517695
1219782b967b
13b53a34056
14643b47cbd
15396d8c495
hex22aa0137f

9305068415 has 4 divisors (see below), whose sum is σ = 11166082104. Its totient is φ = 7444054728.

The previous prime is 9305068369. The next prime is 9305068433. The reversal of 9305068415 is 5148605039.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9305068415 - 216 = 9305002879 is a prime.

It is a super-2 number, since 2×93050684152 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930506837 + ... + 930506846.

It is an arithmetic number, because the mean of its divisors is an integer number (2791520526).

Almost surely, 29305068415 is an apocalyptic number.

9305068415 is a deficient number, since it is larger than the sum of its proper divisors (1861013689).

9305068415 is a wasteful number, since it uses less digits than its factorization.

9305068415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861013688.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 9305068415 is about 96462.7825381375. The cubic root of 9305068415 is about 2103.3256764503.

The spelling of 9305068415 in words is "nine billion, three hundred five million, sixty-eight thousand, four hundred fifteen".

Divisors: 1 5 1861013683 9305068415