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1430001230 = 25720428589
BaseRepresentation
bin101010100111100…
…0001011001001110
310200122210120220112
41111033001121032
510412040014410
6353521520022
750302544540
oct12517013116
93618716815
101430001230
116742200a9
1233aaa3012
1319a354198
14d7cc1690
158581e105
hex553c164e

1430001230 has 16 divisors (see below), whose sum is σ = 2941716960. Its totient is φ = 490286112.

The previous prime is 1430001229. The next prime is 1430001233. The reversal of 1430001230 is 321000341.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430001233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10214225 + ... + 10214364.

It is an arithmetic number, because the mean of its divisors is an integer number (183857310).

Almost surely, 21430001230 is an apocalyptic number.

1430001230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1430001230 is an abundant number, since it is smaller than the sum of its proper divisors (1511715730).

1430001230 is a wasteful number, since it uses less digits than its factorization.

1430001230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20428603.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1430001230 is about 37815.3570656156. The cubic root of 1430001230 is about 1126.6234943523.

Adding to 1430001230 its reverse (321000341), we get a palindrome (1751001571).

The spelling of 1430001230 in words is "one billion, four hundred thirty million, one thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 20428589 40857178 102142945 143000123 204285890 286000246 715000615 1430001230