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34450769 = 197174877
BaseRepresentation
bin1000001101101…
…0110101010001
32101211021120102
42003122311101
532304411034
63230222145
7565553363
oct203326521
971737512
1034450769
11184a0411
12b654955
1371a2a92
14480ad33
15305797e
hex20dad51

34450769 has 4 divisors (see below), whose sum is σ = 34625844. Its totient is φ = 34275696.

The previous prime is 34450763. The next prime is 34450771. The reversal of 34450769 is 96705443.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32913169 + 1537600 = 5737^2 + 1240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34450769 is a prime.

It is a super-2 number, since 2×344507692 = 2373710969382722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34450763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87242 + ... + 87635.

It is an arithmetic number, because the mean of its divisors is an integer number (8656461).

Almost surely, 234450769 is an apocalyptic number.

It is an amenable number.

34450769 is a deficient number, since it is larger than the sum of its proper divisors (175075).

34450769 is a wasteful number, since it uses less digits than its factorization.

34450769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175074.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 34450769 is about 5869.4777450809. The cubic root of 34450769 is about 325.3865821935.

The spelling of 34450769 in words is "thirty-four million, four hundred fifty thousand, seven hundred sixty-nine".

Divisors: 1 197 174877 34450769