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801333253 = 7387729527
BaseRepresentation
bin101111110000110…
…110000000000101
32001211211221120101
4233300312000011
53120120131003
6211303204101
725600135360
oct5760660005
92054757511
10801333253
11381371596
121a4446631
13ca02b9b6
14785d50d7
154a53c11d
hex2fc36005

801333253 has 8 divisors (see below), whose sum is σ = 916076672. Its totient is φ = 686656656.

The previous prime is 801333241. The next prime is 801333257. The reversal of 801333253 is 352333108.

It is a happy number.

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

It is not a de Polignac number, because 801333253 - 213 = 801325061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801333257) 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, 12376 + ... + 41902.

It is an arithmetic number, because the mean of its divisors is an integer number (114509584).

Almost surely, 2801333253 is an apocalyptic number.

It is an amenable number.

801333253 is a deficient number, since it is larger than the sum of its proper divisors (114743419).

801333253 is a wasteful number, since it uses less digits than its factorization.

801333253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33411.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 801333253 is about 28307.8302418253. The cubic root of 801333253 is about 928.8331815240.

The spelling of 801333253 in words is "eight hundred one million, three hundred thirty-three thousand, two hundred fifty-three".

Divisors: 1 7 3877 27139 29527 206689 114476179 801333253