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30321141230 = 2531412718803
BaseRepresentation
bin11100001111010001…
…111110010111101110
32220021010120120022202
4130033101332113232
5444044203004410
621532423141502
72122246306442
oct341721762756
986233516282
1030321141230
111194a548206
125a625a4892
132b22a858b3
141678d62822
15bc6e11ca5
hex70f47e5ee

30321141230 has 64 divisors (see below), whose sum is σ = 57932292096. Its totient is φ = 11407392000.

The previous prime is 30321141167. The next prime is 30321141269. The reversal of 30321141230 is 3214112303.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3440009 + ... + 3448811.

It is an arithmetic number, because the mean of its divisors is an integer number (905192064).

Almost surely, 230321141230 is an apocalyptic number.

30321141230 is a deficient number, since it is larger than the sum of its proper divisors (27611150866).

30321141230 is a wasteful number, since it uses less digits than its factorization.

30321141230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9153.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 30321141230 its reverse (3214112303), we get a palindrome (33535253533).

The spelling of 30321141230 in words is "thirty billion, three hundred twenty-one million, one hundred forty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 31 41 62 82 155 205 271 310 410 542 1271 1355 2542 2710 6355 8401 8803 11111 12710 16802 17606 22222 42005 44015 55555 84010 88030 111110 272893 344441 360923 545786 688882 721846 1364465 1722205 1804615 2385613 2728930 3444410 3609230 4771226 11188613 11928065 22377226 23856130 55943065 73954003 97810133 111886130 147908006 195620266 369770015 489050665 739540030 978101330 3032114123 6064228246 15160570615 30321141230