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4212412211440 = 2451991155122907
BaseRepresentation
bin111101010011000111010…
…101010110000011110000
3112220200222020202001120101
4331103013111112003300
51023004010011231230
612543053324522144
7613223334005356
oct75230725260360
915820866661511
104212412211440
11138452396aa54
125804883b0354
132472c87a8004
14107c4baa17d6
1574893e76aca
hex3d4c75560f0

4212412211440 has 80 divisors (see below), whose sum is σ = 9844355635200. Its totient is φ = 1676279404800.

The previous prime is 4212412211429. The next prime is 4212412211509. The reversal of 4212412211440 is 441122142124.

4212412211440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 4212412211399 and 4212412211408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183880467 + ... + 183903373.

It is an arithmetic number, because the mean of its divisors is an integer number (123054445440).

Almost surely, 24212412211440 is an apocalyptic number.

4212412211440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4212412211440 is an abundant number, since it is smaller than the sum of its proper divisors (5631943423760).

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

4212412211440 is a wasteful number, since it uses less digits than its factorization.

4212412211440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34670 (or 34664 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 4212412211440 its reverse (441122142124), we get a palindrome (4653534353564).

The spelling of 4212412211440 in words is "four trillion, two hundred twelve billion, four hundred twelve million, two hundred eleven thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 199 398 796 995 1592 1990 3184 3980 7960 11551 15920 22907 23102 45814 46204 57755 91628 92408 114535 115510 183256 184816 229070 231020 366512 458140 462040 916280 924080 1832560 2298649 4558493 4597298 9116986 9194596 11493245 18233972 18389192 22792465 22986490 36467944 36778384 45584930 45972980 72935888 91169860 91945960 182339720 183891920 264598757 364679440 529197514 1058395028 1322993785 2116790056 2645987570 4233580112 5291975140 10583950280 21167900560 52655152643 105310305286 210620610572 263275763215 421241221144 526551526430 842482442288 1053103052860 2106206105720 4212412211440