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302012013 = 3313319811
BaseRepresentation
bin10010000000000…
…101011001101101
3210001021210121010
4102000011121231
51104303341023
645545055433
710325026332
oct2200053155
9701253533
10302012013
11145529106
1285187579
134a753844
142c178989
151b7aa093
hex1200566d

302012013 has 16 divisors (see below), whose sum is σ = 416970752. Its totient is φ = 194238000.

The previous prime is 302011999. The next prime is 302012033. The reversal of 302012013 is 310210203.

It is a happy number.

It is not a de Polignac number, because 302012013 - 28 = 302011757 is a prime.

It is a super-2 number, since 2×3020120132 = 182422511992624338, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 302012013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302012033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25878 + ... + 35688.

It is an arithmetic number, because the mean of its divisors is an integer number (26060672).

Almost surely, 2302012013 is an apocalyptic number.

It is an amenable number.

302012013 is a deficient number, since it is larger than the sum of its proper divisors (114958739).

302012013 is a wasteful number, since it uses less digits than its factorization.

302012013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10176.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 302012013 is about 17378.4928287812. The cubic root of 302012013 is about 670.9261810387.

Adding to 302012013 its reverse (310210203), we get a palindrome (612222216).

The spelling of 302012013 in words is "three hundred two million, twelve thousand, thirteen".

Divisors: 1 3 31 93 331 993 9811 10261 29433 30783 304141 912423 3247441 9742323 100670671 302012013