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115068415 = 5721142697
BaseRepresentation
bin1101101101111…
…00110111111111
322000112002012011
412312330313333
5213424142130
615230152051
72565031300
oct666746777
9260462164
10115068415
1159a53670
1232652627
131aabb327
14113d47a7
15a17e52a
hex6dbcdff

115068415 has 24 divisors (see below), whose sum is σ = 175232592. Its totient is φ = 71729280.

The previous prime is 115068403. The next prime is 115068419. The reversal of 115068415 is 514860511.

It is not a de Polignac number, because 115068415 - 215 = 115035647 is a prime.

It is a super-2 number, since 2×1150684152 = 26481480261224450, which 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 (115068419) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18654 + ... + 24043.

It is an arithmetic number, because the mean of its divisors is an integer number (7301358).

Almost surely, 2115068415 is an apocalyptic number.

115068415 is a deficient number, since it is larger than the sum of its proper divisors (60164177).

115068415 is a wasteful number, since it uses less digits than its factorization.

115068415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42727 (or 42720 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 31.

The square root of 115068415 is about 10726.9946863043. The cubic root of 115068415 is about 486.3908282888.

The spelling of 115068415 in words is "one hundred fifteen million, sixty-eight thousand, four hundred fifteen".

Divisors: 1 5 7 11 35 49 55 77 245 385 539 2695 42697 213485 298879 469667 1494395 2092153 2348335 3287669 10460765 16438345 23013683 115068415