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20060386829 = 73777453231
BaseRepresentation
bin10010101011101100…
…010011011000001101
31220210001011020101222
4102223230103120031
5312040424334304
613114323413125
71310054321540
oct225354233015
956701136358
1020060386829
11856462459a
123a7a2241a5
131b7905b9a2
14d84324857
157c61e84be
hex4abb1360d

20060386829 has 8 divisors (see below), whose sum is σ = 23545782528. Its totient is φ = 16729897680.

The previous prime is 20060386799. The next prime is 20060386831. The reversal of 20060386829 is 92868306002.

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

It is a cyclic number.

It is not a de Polignac number, because 20060386829 - 220 = 20059338253 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20060386829.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20060386729) 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, 38726357 + ... + 38726874.

It is an arithmetic number, because the mean of its divisors is an integer number (2943222816).

Almost surely, 220060386829 is an apocalyptic number.

It is an amenable number.

20060386829 is a deficient number, since it is larger than the sum of its proper divisors (3485395699).

20060386829 is an equidigital number, since it uses as much as digits as its factorization.

20060386829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77453275.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 20060386829 in words is "twenty billion, sixty million, three hundred eighty-six thousand, eight hundred twenty-nine".

Divisors: 1 7 37 259 77453231 542172617 2865769547 20060386829