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10212310030 = 2513212747581
BaseRepresentation
bin10011000001011001…
…10111110000001110
3222100201021002201211
421200230313300032
5131403322410110
64405205125034
7511033126426
oct114054676016
928321232654
1010212310030
11437064574a
121b900b977a
13c69994900
146cc42b486
153eb84998a
hex260b37c0e

10212310030 has 48 divisors (see below), whose sum is σ = 20062093824. Its totient is φ = 3740929920.

The previous prime is 10212310027. The next prime is 10212310093. The reversal of 10212310030 is 3001321201.

It is a super-2 number, since 2×102123100302 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190840 + ... + 238420.

It is an arithmetic number, because the mean of its divisors is an integer number (417960288).

Almost surely, 210212310030 is an apocalyptic number.

10212310030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10212310030 is a deficient number, since it is larger than the sum of its proper divisors (9849783794).

10212310030 is a wasteful number, since it uses less digits than its factorization.

10212310030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47741 (or 47728 counting only the distinct ones).

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

Adding to 10212310030 its reverse (3001321201), we get a palindrome (13213631231).

The spelling of 10212310030 in words is "ten billion, two hundred twelve million, three hundred ten thousand, thirty".

Divisors: 1 2 5 10 13 26 65 127 130 169 254 338 635 845 1270 1651 1690 3302 8255 16510 21463 42926 47581 95162 107315 214630 237905 475810 618553 1237106 3092765 6042787 6185530 8041189 12085574 16082378 30213935 40205945 60427870 78556231 80411890 157112462 392781155 785562310 1021231003 2042462006 5106155015 10212310030