Search a number
-
+
802901 = 11471553
BaseRepresentation
bin11000100000001010101
31111210101002
43010001111
5201143101
625113045
76552551
oct3040125
91453332
10802901
114a9260
12328785
132215b8
1416c861
1510cd6b
hexc4055

802901 has 8 divisors (see below), whose sum is σ = 895104. Its totient is φ = 713920.

The previous prime is 802873. The next prime is 802909. The reversal of 802901 is 109208.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-802901 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 (802909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260 + ... + 1293.

It is an arithmetic number, because the mean of its divisors is an integer number (111888).

2802901 is an apocalyptic number.

It is an amenable number.

802901 is a deficient number, since it is larger than the sum of its proper divisors (92203).

802901 is a wasteful number, since it uses less digits than its factorization.

802901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 802901 is about 896.0474317803. The cubic root of 802901 is about 92.9438517206.

The spelling of 802901 in words is "eight hundred two thousand, nine hundred one".

Divisors: 1 11 47 517 1553 17083 72991 802901