Search a number
-
+
7293230109 = 32112163181227
BaseRepresentation
bin1101100101011010…
…11101110000011101
3200211021111110212200
412302231131300131
5104414031330414
63203411122113
7345506301354
oct66255356035
920737443780
107293230109
113102924800
1214b65a3339
138c2ca3499
144d288a99b
152ca43c109
hex1b2b5dc1d

7293230109 has 72 divisors (see below), whose sum is σ = 11766439776. Its totient is φ = 4349505600.

The previous prime is 7293230107. The next prime is 7293230111. The reversal of 7293230109 is 9010323927.

It is an interprime number because it is at equal distance from previous prime (7293230107) and next prime (7293230111).

It is not a de Polignac number, because 7293230109 - 21 = 7293230107 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7293230107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 32128654 + ... + 32128880.

Almost surely, 27293230109 is an apocalyptic number.

It is an amenable number.

7293230109 is a deficient number, since it is larger than the sum of its proper divisors (4473209667).

7293230109 is a wasteful number, since it uses less digits than its factorization.

7293230109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 7293230109 is about 85400.4104732524. The cubic root of 7293230109 is about 1939.2775597658.

It can be divided in two parts, 72932 and 30109, that added together give a square (103041 = 3212).

The spelling of 7293230109 in words is "seven billion, two hundred ninety-three million, two hundred thirty thousand, one hundred nine".

Divisors: 1 3 9 11 33 99 121 163 181 227 363 489 543 681 1089 1467 1629 1793 1991 2043 2497 5379 5973 7491 16137 17919 19723 21901 22473 27467 29503 37001 41087 59169 65703 82401 88509 111003 123261 177507 197109 247203 265527 324533 333009 369783 407011 451957 973599 1221033 1355871 2920797 3569863 3663099 4067613 4477121 4971527 6697181 10709589 13431363 14914581 20091543 32128767 40294089 44743743 60274629 73668991 221006973 663020919 810358901 2431076703 7293230109