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1230424195 = 571121322349
BaseRepresentation
bin100100101010110…
…1100100010000011
310011202021000200111
41021111230202003
510004442033240
6322032132151
742330301360
oct11125544203
93152230614
101230424195
115815a6a00
122a4097057
13167bb7570
14b95ad467
157304a1ea
hex4956c883

1230424195 has 48 divisors (see below), whose sum is σ = 1997553600. Its totient is φ = 707984640.

The previous prime is 1230424189. The next prime is 1230424207. The reversal of 1230424195 is 5914240321.

It is not a de Polignac number, because 1230424195 - 25 = 1230424163 is a prime.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 43881 + ... + 66229.

It is an arithmetic number, because the mean of its divisors is an integer number (41615700).

Almost surely, 21230424195 is an apocalyptic number.

1230424195 is a deficient number, since it is larger than the sum of its proper divisors (767129405).

1230424195 is a wasteful number, since it uses less digits than its factorization.

1230424195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22396 (or 22385 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1230424195 is about 35077.4029112761. The cubic root of 1230424195 is about 1071.5644262737.

The spelling of 1230424195 in words is "one billion, two hundred thirty million, four hundred twenty-four thousand, one hundred ninety-five".

Divisors: 1 5 7 11 13 35 55 65 77 91 121 143 385 455 605 715 847 1001 1573 4235 5005 7865 11011 22349 55055 111745 156443 245839 290537 782215 1229195 1452685 1720873 2033759 2704229 3195907 8604365 10168795 13521145 15979535 18929603 22371349 35154977 94648015 111856745 175774885 246084839 1230424195