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807029 = 5211549
BaseRepresentation
bin11000101000001110101
31112000000222
43011001311
5201311104
625144125
76600566
oct3050165
91460028
10807029
11501373
1232b045
13223442
1417016d
1510e1be
hexc5075

807029 has 4 divisors (see below), whose sum is σ = 809100. Its totient is φ = 804960.

The previous prime is 807017. The next prime is 807071. The reversal of 807029 is 920708.

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

It can be written as a sum of positive squares in 2 ways, for example, as 252004 + 555025 = 502^2 + 745^2 .

It is a cyclic number.

It is not a de Polignac number, because 807029 - 212 = 802933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 806989 and 807007.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 807029.

It is not an unprimeable number, because it can be changed into a prime (807089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254 + ... + 1295.

It is an arithmetic number, because the mean of its divisors is an integer number (202275).

2807029 is an apocalyptic number.

It is an amenable number.

807029 is a deficient number, since it is larger than the sum of its proper divisors (2071).

807029 is a wasteful number, since it uses less digits than its factorization.

807029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2070.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 807029 is about 898.3479281437. The cubic root of 807029 is about 93.1028653307.

The spelling of 807029 in words is "eight hundred seven thousand, twenty-nine".

Divisors: 1 521 1549 807029