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1157083 = 3073769
BaseRepresentation
bin100011010011111011011
32011210012221
410122133123
5244011313
640444511
712556264
oct4323733
92153187
101157083
11720374
12479737
13316885
1422196b
1517cc8d
hex11a7db

1157083 has 4 divisors (see below), whose sum is σ = 1161160. Its totient is φ = 1153008.

The previous prime is 1157077. The next prime is 1157099. The reversal of 1157083 is 3807511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1157083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1157033) 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 3 ways as a sum of consecutive naturals, for example, 1578 + ... + 2191.

It is an arithmetic number, because the mean of its divisors is an integer number (290290).

21157083 is an apocalyptic number.

1157083 is a deficient number, since it is larger than the sum of its proper divisors (4077).

1157083 is an equidigital number, since it uses as much as digits as its factorization.

1157083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4076.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 1157083 is about 1075.6779257752. The cubic root of 1157083 is about 104.9836104426.

The spelling of 1157083 in words is "one million, one hundred fifty-seven thousand, eighty-three".

Divisors: 1 307 3769 1157083