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10712005 = 54779577
BaseRepresentation
bin101000110111…
…001111000101
3202011020002221
4220313033011
510220241010
61021332341
7160023223
oct50671705
922136087
1010712005
1160570a7
1237070b1
1322b0985
1415cbb13
15e18dda
hexa373c5

10712005 has 16 divisors (see below), whose sum is σ = 13317120. Its totient is φ = 8266752.

The previous prime is 10711999. The next prime is 10712011. The reversal of 10712005 is 50021701.

It is an interprime number because it is at equal distance from previous prime (10711999) and next prime (10712011).

It is a cyclic number.

It is not a de Polignac number, because 10712005 - 25 = 10711973 is a prime.

It is a super-2 number, since 2×107120052 = 229494102240050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10712005.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 18277 + ... + 18853.

It is an arithmetic number, because the mean of its divisors is an integer number (832320).

Almost surely, 210712005 is an apocalyptic number.

It is an amenable number.

10712005 is a deficient number, since it is larger than the sum of its proper divisors (2605115).

10712005 is an equidigital number, since it uses as much as digits as its factorization.

10712005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708.

The product of its (nonzero) digits is 70, while the sum is 16.

The square root of 10712005 is about 3272.9199501363. The cubic root of 10712005 is about 220.4399254967.

Adding to 10712005 its reverse (50021701), we get a palindrome (60733706).

The spelling of 10712005 in words is "ten million, seven hundred twelve thousand, five".

Divisors: 1 5 47 79 235 395 577 2885 3713 18565 27119 45583 135595 227915 2142401 10712005