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423253023 = 31381102161
BaseRepresentation
bin11001001110100…
…101010000011111
31002111102110222220
4121032211100133
51331323044043
6105555440423
713326406554
oct3116452037
91074373886
10423253023
111a7a08296
12b98b6113
13698c359b
14402d8a2b
1527258483
hex193a541f

423253023 has 8 divisors (see below), whose sum is σ = 564751536. Its totient is φ = 281961600.

The previous prime is 423253021. The next prime is 423253069. The reversal of 423253023 is 320352324.

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

It is not a de Polignac number, because 423253023 - 21 = 423253021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423252984 and 423253002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423253021) 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, 46938 + ... + 55223.

It is an arithmetic number, because the mean of its divisors is an integer number (70593942).

Almost surely, 2423253023 is an apocalyptic number.

423253023 is a deficient number, since it is larger than the sum of its proper divisors (141498513).

423253023 is a wasteful number, since it uses less digits than its factorization.

423253023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103545.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 423253023 is about 20573.1140812469. The cubic root of 423253023 is about 750.8157187046.

The spelling of 423253023 in words is "four hundred twenty-three million, two hundred fifty-three thousand, twenty-three".

Divisors: 1 3 1381 4143 102161 306483 141084341 423253023