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2130302310 = 235283250919
BaseRepresentation
bin111111011111001…
…1101010101100110
312111110112120101120
41332332131111212
513330324133220
6551215434410
7103535161623
oct17676352546
95443476346
102130302310
119a3555724
124b5525a06
1327c46a616
14162cd734a
15c7050a40
hex7ef9d566

2130302310 has 32 divisors (see below), whose sum is σ = 5130812160. Its totient is φ = 566071008.

The previous prime is 2130302261. The next prime is 2130302311. The reversal of 2130302310 is 132030312.

It is a super-2 number, since 2×21303023102 = 9076375863982672200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2130302310.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130302311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116970 + ... + 133949.

It is an arithmetic number, because the mean of its divisors is an integer number (160337880).

Almost surely, 22130302310 is an apocalyptic number.

2130302310 is an abundant number, since it is smaller than the sum of its proper divisors (3000509850).

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

2130302310 is a wasteful number, since it uses less digits than its factorization.

2130302310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251212.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2130302310 is about 46155.1980821229. The cubic root of 2130302310 is about 1286.7092194964.

Adding to 2130302310 its reverse (132030312), we get a palindrome (2262332622).

The spelling of 2130302310 in words is "two billion, one hundred thirty million, three hundred two thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 283 566 849 1415 1698 2830 4245 8490 250919 501838 752757 1254595 1505514 2509190 3763785 7527570 71010077 142020154 213030231 355050385 426060462 710100770 1065151155 2130302310