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34454623 = 74922089
BaseRepresentation
bin1000001101101…
…1110001011111
32101211110212011
42003123301133
532310021443
63230252051
7565600540
oct203336137
971743764
1034454623
11184a32a5
12b657027
1371a4768
14480c4c7
153058b9d
hex20dbc5f

34454623 has 4 divisors (see below), whose sum is σ = 39376720. Its totient is φ = 29532528.

The previous prime is 34454603. The next prime is 34454627. The reversal of 34454623 is 32645443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32645443 = 44972707.

It is a cyclic number.

It is not a de Polignac number, because 34454623 - 25 = 34454591 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 (34454627) 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, 2461038 + ... + 2461051.

It is an arithmetic number, because the mean of its divisors is an integer number (9844180).

Almost surely, 234454623 is an apocalyptic number.

34454623 is a deficient number, since it is larger than the sum of its proper divisors (4922097).

34454623 is an equidigital number, since it uses as much as digits as its factorization.

34454623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4922096.

The product of its digits is 34560, while the sum is 31.

The square root of 34454623 is about 5869.8060444958. The cubic root of 34454623 is about 325.3987153831.

It can be divided in two parts, 344546 and 23, that added together give a square (344569 = 5872).

The spelling of 34454623 in words is "thirty-four million, four hundred fifty-four thousand, six hundred twenty-three".

Divisors: 1 7 4922089 34454623