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34101431 = 713374741
BaseRepresentation
bin1000001000010…
…1100010110111
32101011112100222
42002011202313
532212221211
63214524555
7562600040
oct202054267
971145328
1034101431
1118281a01
12b50675b
1370aca80
1447598c7
152ed91db
hex20858b7

34101431 has 8 divisors (see below), whose sum is σ = 41971104. Its totient is φ = 26981280.

The previous prime is 34101427. The next prime is 34101437. The reversal of 34101431 is 13410143.

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 34101431 - 22 = 34101427 is a prime.

It is a super-2 number, since 2×341014312 = 2325815192495522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34101437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187280 + ... + 187461.

It is an arithmetic number, because the mean of its divisors is an integer number (5246388).

Almost surely, 234101431 is an apocalyptic number.

34101431 is a deficient number, since it is larger than the sum of its proper divisors (7869673).

34101431 is a wasteful number, since it uses less digits than its factorization.

34101431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374761.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 34101431 is about 5839.6430541601. The cubic root of 34101431 is about 324.2830142857.

Adding to 34101431 its reverse (13410143), we get a palindrome (47511574).

The spelling of 34101431 in words is "thirty-four million, one hundred one thousand, four hundred thirty-one".

Divisors: 1 7 13 91 374741 2623187 4871633 34101431