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34800853 = 1717311833
BaseRepresentation
bin1000010011000…
…0010011010101
32102111001210111
42010300103111
532402111403
63241523021
7601542133
oct204602325
972431714
1034800853
111870a43a
12b7a3471
137296229
14489c753
1530c656d
hex21304d5

34800853 has 8 divisors (see below), whose sum is σ = 37064088. Its totient is φ = 32561664.

The previous prime is 34800851. The next prime is 34800859. The reversal of 34800853 is 35800843.

It can be written as a sum of positive squares in 4 ways, for example, as 26286129 + 8514724 = 5127^2 + 2918^2 .

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

It is not a de Polignac number, because 34800853 - 21 = 34800851 is a prime.

It is a super-2 number, since 2×348008532 = 2422198739055218, 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 (34800851) 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, 2976 + ... + 8857.

It is an arithmetic number, because the mean of its divisors is an integer number (4633011).

Almost surely, 234800853 is an apocalyptic number.

It is an amenable number.

34800853 is a deficient number, since it is larger than the sum of its proper divisors (2263235).

34800853 is a wasteful number, since it uses less digits than its factorization.

34800853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12023.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 34800853 is about 5899.2247795791. The cubic root of 34800853 is about 326.4850477078.

It can be divided in two parts, 34800 and 853, that added together give a palindrome (35653).

The spelling of 34800853 in words is "thirty-four million, eight hundred thousand, eight hundred fifty-three".

Divisors: 1 17 173 2941 11833 201161 2047109 34800853