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284020701 = 3907104381
BaseRepresentation
bin10000111011011…
…100111111011101
3201210102202011020
4100323130333131
51040202130301
644103314353
710016064456
oct2073347735
9653382136
10284020701
1113635aa58
127b14b9b9
1346ac47b3
1429a1412d
1519e04436
hex10edcfdd

284020701 has 8 divisors (see below), whose sum is σ = 379115424. Its totient is φ = 189136560.

The previous prime is 284020699. The next prime is 284020703. The reversal of 284020701 is 107020482.

It is an interprime number because it is at equal distance from previous prime (284020699) and next prime (284020703).

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

It is not a de Polignac number, because 284020701 - 21 = 284020699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (284020703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49470 + ... + 54911.

It is an arithmetic number, because the mean of its divisors is an integer number (47389428).

Almost surely, 2284020701 is an apocalyptic number.

It is an amenable number.

284020701 is a deficient number, since it is larger than the sum of its proper divisors (95094723).

284020701 is a wasteful number, since it uses less digits than its factorization.

284020701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105291.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 284020701 is about 16852.9137243386. The cubic root of 284020701 is about 657.3298154768.

The spelling of 284020701 in words is "two hundred eighty-four million, twenty thousand, seven hundred one".

Divisors: 1 3 907 2721 104381 313143 94673567 284020701