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30488851230 = 2353132783711
BaseRepresentation
bin11100011001010001…
…101111001100011110
32220200211011010012020
4130121101233030132
5444420121214410
622001213521010
72126353650045
oct343121571436
986624133166
1030488851230
1111a26186212
125aaa7a3166
132b4b745796
14169333b55c
15bd69dda70
hex71946f31e

30488851230 has 32 divisors (see below), whose sum is σ = 75533672448. Its totient is φ = 7868090400.

The previous prime is 30488851187. The next prime is 30488851241. The reversal of 30488851230 is 3215888403.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16390926 + ... + 16392785.

It is an arithmetic number, because the mean of its divisors is an integer number (2360427264).

Almost surely, 230488851230 is an apocalyptic number.

30488851230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30488851230 is an abundant number, since it is smaller than the sum of its proper divisors (45044821218).

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

30488851230 is a wasteful number, since it uses less digits than its factorization.

30488851230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32783752.

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 30488851230 in words is "thirty billion, four hundred eighty-eight million, eight hundred fifty-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 32783711 65567422 98351133 163918555 196702266 327837110 491755665 983511330 1016295041 2032590082 3048885123 5081475205 6097770246 10162950410 15244425615 30488851230