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2022240405 = 35467928813
BaseRepresentation
bin111100010001000…
…1111000010010101
312012221012110022210
41320202033002111
513120143143110
6532355344033
7101053521423
oct17042170225
95187173283
102022240405
11948558169
124852b2019
13262c63473
14152808113
15bc807520
hex7888f095

2022240405 has 16 divisors (see below), whose sum is σ = 3236388480. Its totient is φ = 1078260288.

The previous prime is 2022240397. The next prime is 2022240443. The reversal of 2022240405 is 5040422202.

It is not a de Polignac number, because 2022240405 - 23 = 2022240397 is a prime.

It is a super-2 number, since 2×20222404052 = 8178912511229128050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55779 + ... + 84591.

It is an arithmetic number, because the mean of its divisors is an integer number (202274280).

Almost surely, 22022240405 is an apocalyptic number.

It is an amenable number.

2022240405 is a deficient number, since it is larger than the sum of its proper divisors (1214148075).

2022240405 is a wasteful number, since it uses less digits than its factorization.

2022240405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33500.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 2022240405 is about 44969.3273798931. The cubic root of 2022240405 is about 1264.5740372961.

Adding to 2022240405 its reverse (5040422202), we get a palindrome (7062662607).

The spelling of 2022240405 in words is "two billion, twenty-two million, two hundred forty thousand, four hundred five".

Divisors: 1 3 5 15 4679 14037 23395 28813 70185 86439 144065 432195 134816027 404448081 674080135 2022240405