Search a number
-
+
120383004830 = 251127119132111
BaseRepresentation
bin111000000011101100…
…0101110000010011110
3102111201200212021100112
41300013120232002132
53433021022123310
6131145253330022
711461126441364
oct1600730560236
9374650767315
10120383004830
1147066082340
121b3b8036912
13b47665814a
145b80165634
1531e890d705
hex1c0762e09e

120383004830 has 64 divisors (see below), whose sum is σ = 237497204736. Its totient is φ = 43570656000.

The previous prime is 120383004823. The next prime is 120383004853. The reversal of 120383004830 is 38400383021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 57025475 + ... + 57027585.

It is an arithmetic number, because the mean of its divisors is an integer number (3710893824).

Almost surely, 2120383004830 is an apocalyptic number.

120383004830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120383004830 is a deficient number, since it is larger than the sum of its proper divisors (117114199906).

120383004830 is a wasteful number, since it uses less digits than its factorization.

120383004830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4313.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 120383004830 its reverse (38400383021), we get a palindrome (158783387851).

The spelling of 120383004830 in words is "one hundred twenty billion, three hundred eighty-three million, four thousand, eight hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 271 542 1355 1913 2111 2710 2981 3826 4222 5962 9565 10555 14905 19130 21043 21110 23221 29810 42086 46442 105215 116105 210430 232210 518423 572081 1036846 1144162 2592115 2860405 4038343 5184230 5702653 5720810 6292891 8076686 11405306 12585782 20191715 28513265 31464455 40383430 44421773 57026530 62928910 88843546 222108865 444217730 1094390953 2188781906 5471954765 10943909530 12038300483 24076600966 60191502415 120383004830