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1301012230 = 25722655127
BaseRepresentation
bin100110110001011…
…1101111100000110
310100200002021021011
41031202331330012
510131024342410
6333033112434
744145264400
oct11542757406
93320067234
101301012230
11608429821
1230385871a
1317970092b
14c4b05b70
157934018a
hex4d8bdf06

1301012230 has 24 divisors (see below), whose sum is σ = 2724161328. Its totient is φ = 446061168.

The previous prime is 1301012203. The next prime is 1301012233. The reversal of 1301012230 is 322101031.

It is a self number, because there is not a number n which added to its sum of digits gives 1301012230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301012233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1327074 + ... + 1328053.

It is an arithmetic number, because the mean of its divisors is an integer number (113506722).

Almost surely, 21301012230 is an apocalyptic number.

1301012230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1301012230 is an abundant number, since it is smaller than the sum of its proper divisors (1423149098).

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

1301012230 is a wasteful number, since it uses less digits than its factorization.

1301012230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2655148 (or 2655141 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1301012230 is about 36069.5471277364. The cubic root of 1301012230 is about 1091.6760763972.

Adding to 1301012230 its reverse (322101031), we get a palindrome (1623113261).

The spelling of 1301012230 in words is "one billion, three hundred one million, twelve thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 2655127 5310254 13275635 18585889 26551270 37171778 92929445 130101223 185858890 260202446 650506115 1301012230