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34909679 = 743115979
BaseRepresentation
bin1000010100101…
…0110111101111
32102200121002002
42011022313233
532414102204
63244122515
7602504330
oct205126757
972617062
1034909679
1118784182
12b83643b
13730391c
1448ca287
1530e891e
hex214adef

34909679 has 8 divisors (see below), whose sum is σ = 40824960. Its totient is φ = 29226456.

The previous prime is 34909663. The next prime is 34909681. The reversal of 34909679 is 97690943.

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

It is not a de Polignac number, because 34909679 - 24 = 34909663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34909639) 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, 57689 + ... + 58290.

It is an arithmetic number, because the mean of its divisors is an integer number (5103120).

Almost surely, 234909679 is an apocalyptic number.

34909679 is a deficient number, since it is larger than the sum of its proper divisors (5915281).

34909679 is a wasteful number, since it uses less digits than its factorization.

34909679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116029.

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 34909679 is about 5908.4413342268. The cubic root of 34909679 is about 326.8250115067.

The spelling of 34909679 in words is "thirty-four million, nine hundred nine thousand, six hundred seventy-nine".

Divisors: 1 7 43 301 115979 811853 4987097 34909679