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906708069 = 32100745341
BaseRepresentation
bin110110000010110…
…100010001100101
32100012010112122100
4312002310101211
53324104124234
6225545522313
731316614521
oct6602642145
92305115570
10906708069
114258a4213
122137a3399
13115b04a67
14885c4d81
1554904399
hex360b4465

906708069 has 6 divisors (see below), whose sum is σ = 1309689446. Its totient is φ = 604472040.

The previous prime is 906708029. The next prime is 906708109. The reversal of 906708069 is 960807609.

It is an interprime number because it is at equal distance from previous prime (906708029) and next prime (906708109).

It can be written as a sum of positive squares in only one way, i.e., 903783969 + 2924100 = 30063^2 + 1710^2 .

It is not a de Polignac number, because 906708069 - 216 = 906642533 is a prime.

It is a super-2 number, since 2×9067080692 = 1644239044779417522, which contains 22 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 (906708029) 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 5 ways as a sum of consecutive naturals, for example, 50372662 + ... + 50372679.

Almost surely, 2906708069 is an apocalyptic number.

It is an amenable number.

906708069 is a deficient number, since it is larger than the sum of its proper divisors (402981377).

906708069 is a wasteful number, since it uses less digits than its factorization.

906708069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100745347 (or 100745344 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 906708069 is about 30111.5935978154. The cubic root of 906708069 is about 967.8821790011.

The spelling of 906708069 in words is "nine hundred six million, seven hundred eight thousand, sixty-nine".

Divisors: 1 3 9 100745341 302236023 906708069