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1007045 = 51315493
BaseRepresentation
bin11110101110111000101
31220011101222
43311313011
5224211140
633330125
711362664
oct3656705
91804358
101007045
11628676
12406945
132934b0
141c2ddb
1514d5b5
hexf5dc5

1007045 has 8 divisors (see below), whose sum is σ = 1301496. Its totient is φ = 743616.

The previous prime is 1007023. The next prime is 1007047. The reversal of 1007045 is 5407001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 24964 + 982081 = 158^2 + 991^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1007045 - 210 = 1006021 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 (1007047) 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, 7682 + ... + 7811.

It is an arithmetic number, because the mean of its divisors is an integer number (162687).

21007045 is an apocalyptic number.

It is an amenable number.

1007045 is a deficient number, since it is larger than the sum of its proper divisors (294451).

1007045 is a wasteful number, since it uses less digits than its factorization.

1007045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15511.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 1007045 is about 1003.5163177547. The cubic root of 1007045 is about 100.2342840147.

The spelling of 1007045 in words is "one million, seven thousand, forty-five".

Divisors: 1 5 13 65 15493 77465 201409 1007045