Search a number
-
+
1201300331 = 711432231627
BaseRepresentation
bin100011110011010…
…0110001101101011
310002201110101020212
41013212212031223
54430013102311
6315112011335
741524612220
oct10746461553
93081411225
101201300331
115671147a0
12296390b4b
13161b5b2ca
14b578b947
15706e5c8b
hex479a636b

1201300331 has 32 divisors (see below), whose sum is σ = 1540374528. Its totient is φ = 909649440.

The previous prime is 1201300319. The next prime is 1201300339. The reversal of 1201300331 is 1330031021.

It is not a de Polignac number, because 1201300331 - 214 = 1201283947 is a prime.

It is a super-2 number, since 2×12013003312 = 2886244970521419122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1201300339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 737540 + ... + 739166.

It is an arithmetic number, because the mean of its divisors is an integer number (48136704).

Almost surely, 21201300331 is an apocalyptic number.

1201300331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1201300331 is a deficient number, since it is larger than the sum of its proper divisors (339074197).

1201300331 is a wasteful number, since it uses less digits than its factorization.

1201300331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1201300331 is about 34659.7797309792. The cubic root of 1201300331 is about 1063.0422661457.

Adding to 1201300331 its reverse (1330031021), we get a palindrome (2531331352).

The spelling of 1201300331 in words is "one billion, two hundred one million, three hundred thousand, three hundred thirty-one".

Divisors: 1 7 11 43 77 223 301 473 1561 1627 2453 3311 9589 11389 17171 17897 67123 69961 105479 125279 362821 489727 738353 769571 2539747 3991031 5386997 15601303 27937217 109209121 171614333 1201300331