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2020016249 = 41139354451
BaseRepresentation
bin111100001100111…
…0000000001111001
312012210000110100122
41320121300001321
513114111004444
6532235543025
7101025566126
oct17031600171
95183013318
102020016249
11947279119
124845baa75
13262664cb4
141523c974d
15bc5184ee
hex78670079

2020016249 has 8 divisors (see below), whose sum is σ = 2084177760. Its totient is φ = 1956564000.

The previous prime is 2020016227. The next prime is 2020016267. The reversal of 2020016249 is 9426100202.

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

It is not a de Polignac number, because 2020016249 - 28 = 2020015993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020016269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171527 + ... + 182924.

It is an arithmetic number, because the mean of its divisors is an integer number (260522220).

Almost surely, 22020016249 is an apocalyptic number.

It is an amenable number.

2020016249 is a deficient number, since it is larger than the sum of its proper divisors (64161511).

2020016249 is a wasteful number, since it uses less digits than its factorization.

2020016249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354631.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2020016249 is about 44944.5908758774. The cubic root of 2020016249 is about 1264.1102543711.

The spelling of 2020016249 in words is "two billion, twenty million, sixteen thousand, two hundred forty-nine".

Divisors: 1 41 139 5699 354451 14532491 49268689 2020016249