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2020000469 = 17234720143
BaseRepresentation
bin111100001100110…
…1100001011010101
312012202222122201012
41320121230023111
513114110003334
6532235342005
7101025502124
oct17031541325
95182878635
102020000469
11947268283
124845b1905
1326265aa66
141523c3abb
15bc5139ce
hex7866c2d5

2020000469 has 12 divisors (see below), whose sum is σ = 2152104384. Its totient is φ = 1895603904.

The previous prime is 2020000453. The next prime is 2020000519. The reversal of 2020000469 is 9640000202.

It is not a de Polignac number, because 2020000469 - 24 = 2020000453 is a prime.

It is a super-2 number, since 2×20200004692 = 8160803789520439922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020000429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90212 + ... + 110354.

It is an arithmetic number, because the mean of its divisors is an integer number (179342032).

Almost surely, 22020000469 is an apocalyptic number.

It is an amenable number.

2020000469 is a deficient number, since it is larger than the sum of its proper divisors (132103915).

2020000469 is a wasteful number, since it uses less digits than its factorization.

2020000469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20524 (or 20507 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2020000469 is about 44944.4153260447. The cubic root of 2020000469 is about 1264.1069626960.

The spelling of 2020000469 in words is "two billion, twenty million, four hundred sixty-nine", and thus it is an aban number.

Divisors: 1 17 289 347 5899 20143 100283 342431 5821327 6989621 118823557 2020000469