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34861361 = 109319829
BaseRepresentation
bin1000010011111…
…1000100110001
32102121010210112
42010333010301
532411030421
63243111105
7602213423
oct204770461
972533715
1034861361
1118750947
12b812495
1372b7932
1448b6813
1530d945b
hex213f131

34861361 has 4 divisors (see below), whose sum is σ = 35181300. Its totient is φ = 34541424.

The previous prime is 34861319. The next prime is 34861423. The reversal of 34861361 is 16316843.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16316843 = 33014943.

It can be written as a sum of positive squares in 2 ways, for example, as 14440000 + 20421361 = 3800^2 + 4519^2 .

It is a cyclic number.

It is not a de Polignac number, because 34861361 - 26 = 34861297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34861301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159806 + ... + 160023.

It is an arithmetic number, because the mean of its divisors is an integer number (8795325).

Almost surely, 234861361 is an apocalyptic number.

It is an amenable number.

34861361 is a deficient number, since it is larger than the sum of its proper divisors (319939).

34861361 is a wasteful number, since it uses less digits than its factorization.

34861361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319938.

The product of its digits is 10368, while the sum is 32.

The square root of 34861361 is about 5904.3510227628. The cubic root of 34861361 is about 326.6741572395.

The spelling of 34861361 in words is "thirty-four million, eight hundred sixty-one thousand, three hundred sixty-one".

Divisors: 1 109 319829 34861361