Search a number
-
+
10030213212 = 2232776534621
BaseRepresentation
bin10010101011101100…
…01110100001011100
3221220000121121212020
421111312032201130
5131020213310322
64335142140140
7503362256055
oct112566164134
927800547766
1010030213212
114287880708
121b3b121650
13c3b038506
146b218972c
153da87a05c
hex255d8e85c

10030213212 has 48 divisors (see below), whose sum is σ = 23529381792. Its totient is φ = 3325512960.

The previous prime is 10030213189. The next prime is 10030213217. The reversal of 10030213212 is 21231203001.

10030213212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10030213191 and 10030213200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030213217) 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 15 ways as a sum of consecutive naturals, for example, 2168262 + ... + 2172882.

It is an arithmetic number, because the mean of its divisors is an integer number (490195454).

Almost surely, 210030213212 is an apocalyptic number.

10030213212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10030213212 is an abundant number, since it is smaller than the sum of its proper divisors (13499168580).

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

10030213212 is a wasteful number, since it uses less digits than its factorization.

10030213212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558 (or 5556 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10030213212 its reverse (21231203001), we get a palindrome (31261416213).

The spelling of 10030213212 in words is "ten billion, thirty million, two hundred thirteen thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 277 554 653 831 1108 1306 1662 1959 2612 3324 3918 4621 7836 9242 13863 18484 27726 55452 180881 361762 542643 723524 1085286 1280017 2170572 2560034 3017513 3840051 5120068 6035026 7680102 9052539 12070052 15360204 18105078 36210156 835851101 1671702202 2507553303 3343404404 5015106606 10030213212