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4408122693 = 313113028787
BaseRepresentation
bin1000001101011111…
…01001110101000101
3102101012122211112110
410012233221311011
533011434411233
62005225211233
7214144265442
oct40657516505
912335584473
104408122693
1119622a7907
12a30330b19
13553348230
142db6309c9
151abee0663
hex106be9d45

4408122693 has 8 divisors (see below), whose sum is σ = 6329612128. Its totient is φ = 2712690864.

The previous prime is 4408122671. The next prime is 4408122703. The reversal of 4408122693 is 3962218044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4408122693 - 214 = 4408106309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 113028787 = 4408122693 / (4 + 4 + 0 + 8 + 1 + 2 + 2 + 6 + 9 + 3).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4408122643) 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 7 ways as a sum of consecutive naturals, for example, 56514355 + ... + 56514432.

It is an arithmetic number, because the mean of its divisors is an integer number (791201516).

Almost surely, 24408122693 is an apocalyptic number.

It is an amenable number.

4408122693 is a deficient number, since it is larger than the sum of its proper divisors (1921489435).

4408122693 is a wasteful number, since it uses less digits than its factorization.

4408122693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113028803.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 4408122693 is about 66393.6946780340. The cubic root of 4408122693 is about 1639.6502690944.

The spelling of 4408122693 in words is "four billion, four hundred eight million, one hundred twenty-two thousand, six hundred ninety-three".

Divisors: 1 3 13 39 113028787 339086361 1469374231 4408122693