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1200133330 = 251123523907
BaseRepresentation
bin100011110001000…
…1001010011010010
310002122021002102121
41013202021103102
54424213231310
6315031004454
741511651664
oct10742112322
93078232377
101200133330
11566497a30
12295b0972a
13161840086
14b5566534
15705650da
hex478894d2

1200133330 has 64 divisors (see below), whose sum is σ = 2466505728. Its totient is φ = 416180160.

The previous prime is 1200133327. The next prime is 1200133331. The reversal of 1200133330 is 333310021.

It is not an unprimeable number, because it can be changed into a prime (1200133331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1322737 + ... + 1323643.

It is an arithmetic number, because the mean of its divisors is an integer number (38539152).

Almost surely, 21200133330 is an apocalyptic number.

1200133330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200133330 is an abundant number, since it is smaller than the sum of its proper divisors (1266372398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200133330 is a wasteful number, since it uses less digits than its factorization.

1200133330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 1200133330 is about 34642.9405507096. The cubic root of 1200133330 is about 1062.6979244659.

Adding to 1200133330 its reverse (333310021), we get a palindrome (1533443351).

The spelling of 1200133330 in words is "one billion, two hundred million, one hundred thirty-three thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 23 46 55 110 115 230 253 506 523 907 1046 1265 1814 2530 2615 4535 5230 5753 9070 9977 11506 12029 19954 20861 24058 28765 41722 49885 57530 60145 99770 104305 120290 132319 208610 229471 264638 458942 474361 661595 948722 1147355 1323190 2294710 2371805 4743610 5217971 10435942 10910303 21820606 26089855 52179710 54551515 109103030 120013333 240026666 600066665 1200133330