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22350001405 = 5172102115149
BaseRepresentation
bin10100110100001010…
…011111010011111101
32010200121110201010211
4110310022133103331
5331233100021110
614133434032421
71420565606644
oct246412372375
963617421124
1022350001405
119529aa1946
1243b8b78711
132152508a04
14112044c35b
158ac21798a
hex53429f4fd

22350001405 has 24 divisors (see below), whose sum is σ = 28520238600. Its totient is φ = 16810644480.

The previous prime is 22350001391. The next prime is 22350001411. The reversal of 22350001405 is 50410005322.

It can be written as a sum of positive squares in 12 ways, for example, as 11410884 + 22338590521 = 3378^2 + 149461^2 .

It is not a de Polignac number, because 22350001405 - 227 = 22215783677 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1467771 + ... + 1482919.

It is an arithmetic number, because the mean of its divisors is an integer number (1188343275).

Almost surely, 222350001405 is an apocalyptic number.

It is an amenable number.

22350001405 is a deficient number, since it is larger than the sum of its proper divisors (6170237195).

22350001405 is a wasteful number, since it uses less digits than its factorization.

22350001405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16209 (or 16192 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

Adding to 22350001405 its reverse (50410005322), we get a palindrome (72760006727).

The spelling of 22350001405 in words is "twenty-two billion, three hundred fifty million, one thousand, four hundred five".

Divisors: 1 5 17 85 289 1021 1445 5105 15149 17357 75745 86785 257533 295069 1287665 1475345 4378061 15467129 21890305 77335645 262941193 1314705965 4470000281 22350001405