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3798626689 = 1121324312
BaseRepresentation
bin1110001001101010…
…0111000110000001
3100210201210020012101
43202122213012001
530234422023224
61424533430401
7163063536244
oct34232470601
910721706171
103798626689
11167a253500
128a019b401
13486ca6300
142806d525b
15173749044
hexe26a7181

3798626689 has 27 divisors (see below), whose sum is σ = 4531751427. Its totient is φ = 3180262800.

The previous prime is 3798626681. The next prime is 3798626701. The reversal of 3798626689 is 9866268973.

The square root of 3798626689 is 61633.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 561927025 + 3236699664 = 23705^2 + 56892^2 .

It is not a de Polignac number, because 3798626689 - 23 = 3798626681 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3798626689.

It is not an unprimeable number, because it can be changed into a prime (3798626681) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 8813304 + ... + 8813734.

Almost surely, 23798626689 is an apocalyptic number.

3798626689 is the 61633-rd square number.

3798626689 is the 30817-th centered octagonal number.

It is an amenable number.

3798626689 is a deficient number, since it is larger than the sum of its proper divisors (733124738).

3798626689 is an equidigital number, since it uses as much as digits as its factorization.

3798626689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910 (or 455 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 64.

The cubic root of 3798626689 is about 1560.3027421703.

Multiplying 3798626689 by its sum of digits (64), we get a square (243112108096 = 4930642).

The spelling of 3798626689 in words is "three billion, seven hundred ninety-eight million, six hundred twenty-six thousand, six hundred eighty-nine".

Divisors: 1 11 13 121 143 169 431 1573 1859 4741 5603 20449 52151 61633 72839 185761 677963 801229 2043371 2414893 8813519 22477081 26563823 31393609 292202053 345329699 3798626689