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34301431 = 971991777
BaseRepresentation
bin1000001011011…
…0010111110111
32101112200201101
42002312113313
532240121211
63223110531
7564362113
oct202662767
971480641
1034301431
11183a919a
12b5a2447
13714cb08
1447ac743
1530285c1
hex20b65f7

34301431 has 8 divisors (see below), whose sum is σ = 34848800. Its totient is φ = 33758208.

The previous prime is 34301429. The next prime is 34301471. The reversal of 34301431 is 13410343.

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 34301431 - 21 = 34301429 is a prime.

It is a super-2 number, since 2×343014312 = 2353176337295522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34301399 and 34301408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34301471) 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, 18415 + ... + 20191.

It is an arithmetic number, because the mean of its divisors is an integer number (4356100).

Almost surely, 234301431 is an apocalyptic number.

34301431 is a deficient number, since it is larger than the sum of its proper divisors (547369).

34301431 is a wasteful number, since it uses less digits than its factorization.

34301431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 34301431 is about 5856.7423539029. The cubic root of 34301431 is about 324.9157367347.

Adding to 34301431 its reverse (13410343), we get a palindrome (47711774).

The spelling of 34301431 in words is "thirty-four million, three hundred one thousand, four hundred thirty-one".

Divisors: 1 97 199 1777 19303 172369 353623 34301431