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906769423 = 7433012523
BaseRepresentation
bin110110000011000…
…011010000001111
32100012020122210201
4312003003100033
53324113110143
6225551114331
731320261430
oct6603032017
92305218721
10906769423
1142593631a
122138129a7
13115b26971
14885dd487
155491764d
hex360c340f

906769423 has 8 divisors (see below), whose sum is σ = 1060408448. Its totient is φ = 759155544.

The previous prime is 906769417. The next prime is 906769447. The reversal of 906769423 is 324967609.

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

It is not a de Polignac number, because 906769423 - 29 = 906768911 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 (906769403) 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, 1505961 + ... + 1506562.

It is an arithmetic number, because the mean of its divisors is an integer number (132551056).

Almost surely, 2906769423 is an apocalyptic number.

906769423 is a deficient number, since it is larger than the sum of its proper divisors (153639025).

906769423 is a wasteful number, since it uses less digits than its factorization.

906769423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3012573.

The product of its (nonzero) digits is 489888, while the sum is 46.

The square root of 906769423 is about 30112.6123576152. The cubic root of 906769423 is about 967.9040096600.

The spelling of 906769423 in words is "nine hundred six million, seven hundred sixty-nine thousand, four hundred twenty-three".

Divisors: 1 7 43 301 3012523 21087661 129538489 906769423