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30754771482 = 2312374143731
BaseRepresentation
bin11100101001001000…
…001001001000011010
32221101100112021012110
4130221020021020122
51000441210141412
622043433253150
72136063146541
oct345110111032
987340467173
1030754771482
11120522a3016
125b638641b6
132b91870646
1416ba79d158
15c00019d3c
hex72920921a

30754771482 has 16 divisors (see below), whose sum is σ = 61559282592. Its totient is φ = 10243300560.

The previous prime is 30754771459. The next prime is 30754771483. The reversal of 30754771482 is 28417745703.

It is not an unprimeable number, because it can be changed into a prime (30754771483) 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 7 ways as a sum of consecutive naturals, for example, 2064444 + ... + 2079287.

It is an arithmetic number, because the mean of its divisors is an integer number (3847455162).

Almost surely, 230754771482 is an apocalyptic number.

30754771482 is an abundant number, since it is smaller than the sum of its proper divisors (30804511110).

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

30754771482 is a wasteful number, since it uses less digits than its factorization.

30754771482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4144973.

The product of its (nonzero) digits is 1317120, while the sum is 48.

The spelling of 30754771482 in words is "thirty billion, seven hundred fifty-four million, seven hundred seventy-one thousand, four hundred eighty-two".

Divisors: 1 2 3 6 1237 2474 3711 7422 4143731 8287462 12431193 24862386 5125795247 10251590494 15377385741 30754771482