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34920697 = 721312341
BaseRepresentation
bin1000010100110…
…1100011111001
32102201011012011
42011031203321
532414430242
63244245521
7602551420
oct205154371
972634164
1034920697
1118791489
12b8408a1
137308946
1448d02b7
1530ebd17
hex214d8f9

34920697 has 8 divisors (see below), whose sum is σ = 39945152. Its totient is φ = 29905200.

The previous prime is 34920667. The next prime is 34920701. The reversal of 34920697 is 79602943.

34920697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 34920697 - 223 = 26532089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34920667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13747 + ... + 16087.

It is an arithmetic number, because the mean of its divisors is an integer number (4993144).

Almost surely, 234920697 is an apocalyptic number.

It is an amenable number.

34920697 is a deficient number, since it is larger than the sum of its proper divisors (5024455).

34920697 is a wasteful number, since it uses less digits than its factorization.

34920697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4479.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 34920697 is about 5909.3736554731. The cubic root of 34920697 is about 326.8593914581.

The spelling of 34920697 in words is "thirty-four million, nine hundred twenty thousand, six hundred ninety-seven".

Divisors: 1 7 2131 2341 14917 16387 4988671 34920697