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34894293 = 373744909
BaseRepresentation
bin1000010100011…
…1000111010101
32102122210222020
42011013013111
532413104133
63243523353
7602411430
oct205070725
972583866
1034894293
1118773665
12b829559
1372c9915
1448c4817
1530e40b3
hex21471d5

34894293 has 16 divisors (see below), whose sum is σ = 54610560. Its totient is φ = 19400256.

The previous prime is 34894291. The next prime is 34894297. The reversal of 34894293 is 39249843.

It is a happy number.

It is not a de Polignac number, because 34894293 - 21 = 34894291 is a prime.

It is a super-2 number, since 2×348942932 = 2435223367939698, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34894291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21678 + ... + 23231.

It is an arithmetic number, because the mean of its divisors is an integer number (3413160).

Almost surely, 234894293 is an apocalyptic number.

It is an amenable number.

34894293 is a deficient number, since it is larger than the sum of its proper divisors (19716267).

34894293 is a wasteful number, since it uses less digits than its factorization.

34894293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44956.

The product of its digits is 186624, while the sum is 42.

The square root of 34894293 is about 5907.1391552934. The cubic root of 34894293 is about 326.7769897860.

The spelling of 34894293 in words is "thirty-four million, eight hundred ninety-four thousand, two hundred ninety-three".

Divisors: 1 3 7 21 37 111 259 777 44909 134727 314363 943089 1661633 4984899 11631431 34894293