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34045823 = 710944621
BaseRepresentation
bin1000000111011…
…1111101111111
32101001201002102
42001313331333
532203431243
63213415315
7562245650
oct201677577
971051072
1034045823
1118244149
12b49a53b
137090676
144743527
152ec79b8
hex2077f7f

34045823 has 8 divisors (see below), whose sum is σ = 39267360. Its totient is φ = 28913760.

The previous prime is 34045811. The next prime is 34045859. The reversal of 34045823 is 32854043.

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 34045823 - 210 = 34044799 is a prime.

It is a super-3 number, since 3×340458233 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34045873) 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, 21548 + ... + 23073.

It is an arithmetic number, because the mean of its divisors is an integer number (4908420).

Almost surely, 234045823 is an apocalyptic number.

34045823 is a deficient number, since it is larger than the sum of its proper divisors (5221537).

34045823 is a wasteful number, since it uses less digits than its factorization.

34045823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44737.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 34045823 is about 5834.8798616595. The cubic root of 34045823 is about 324.1066527666.

Adding to 34045823 its reverse (32854043), we get a palindrome (66899866).

The spelling of 34045823 in words is "thirty-four million, forty-five thousand, eight hundred twenty-three".

Divisors: 1 7 109 763 44621 312347 4863689 34045823