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29853758919 = 340992427727
BaseRepresentation
bin11011110011011011…
…000011010111000111
32212001120010002022210
4123303123003113013
5442120030241134
621414205354503
72104542523005
oct336333032707
985046102283
1029853758919
111172a739a36
125951b68a33
132a79cb110a
141632c5ba75
15b9ad8d2e9
hex6f36c35c7

29853758919 has 8 divisors (see below), whose sum is σ = 39814739200. Its totient is φ = 19897642296.

The previous prime is 29853758861. The next prime is 29853758933. The reversal of 29853758919 is 91985735892.

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

It is not a de Polignac number, because 29853758919 - 212 = 29853754823 is a prime.

It is a super-2 number, since 2×298537589192 (a number of 22 digits) contains 22 as substring.

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 29853758919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29853758959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201567 + ... + 1226160.

It is an arithmetic number, because the mean of its divisors is an integer number (4976842400).

Almost surely, 229853758919 is an apocalyptic number.

29853758919 is a deficient number, since it is larger than the sum of its proper divisors (9960980281).

29853758919 is a wasteful number, since it uses less digits than its factorization.

29853758919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2431829.

The product of its digits is 48988800, while the sum is 66.

The spelling of 29853758919 in words is "twenty-nine billion, eight hundred fifty-three million, seven hundred fifty-eight thousand, nine hundred nineteen".

Divisors: 1 3 4099 12297 2427727 7283181 9951252973 29853758919