Search a number
-
+
299601481 = 1929112
BaseRepresentation
bin10001110110111…
…000111001001001
3202212202022222011
4101312320321021
51103144221411
645421255521
710265366464
oct2166707111
9685668864
10299601481
11144132033
12844045a1
134a0bb5aa
142bb0c2db
151b480c21
hex11db8e49

299601481 has 9 divisors (see below), whose sum is σ = 316547373. Its totient is φ = 283521420.

The previous prime is 299601457. The next prime is 299601499. The reversal of 299601481 is 184106992.

The square root of 299601481 is 17309.

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

It is not a de Polignac number, because 299601481 - 227 = 165383753 is a prime.

It is a super-2 number, since 2×2996014812 = 179522094834786722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (299601781) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 328416 + ... + 329326.

Almost surely, 2299601481 is an apocalyptic number.

299601481 is the 17309-th square number.

299601481 is the 8655-th centered octagonal number.

It is an amenable number.

299601481 is a deficient number, since it is larger than the sum of its proper divisors (16945892).

299601481 is an frugal number, since it uses more digits than its factorization.

299601481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 40.

The cubic root of 299601481 is about 669.1363945624.

The spelling of 299601481 in words is "two hundred ninety-nine million, six hundred one thousand, four hundred eighty-one".

Divisors: 1 19 361 911 17309 328871 829921 15768499 299601481