Search a number
-
+
2212223302320 = 243523400765091
BaseRepresentation
bin100000001100010010110…
…010001011101010110000
321211111010122102122000020
4200030102302023222300
5242221113131133240
64412140434523440
7315553645545003
oct40142262135260
97744118378006
102212223302320
11783220421a29
122b88b1136580
131307c50708c5
14791020b953a
153c8295d10d0
hex20312c8bab0

2212223302320 has 80 divisors (see below), whose sum is σ = 7156061482752. Its totient is φ = 564277246720.

The previous prime is 2212223302307. The next prime is 2212223302417. The reversal of 2212223302320 is 232033222122.

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

It is a super-2 number, since 2×22122233023202 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 200377026 + ... + 200388065.

Almost surely, 22212223302320 is an apocalyptic number.

2212223302320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212223302320 is an abundant number, since it is smaller than the sum of its proper divisors (4943838180432).

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

2212223302320 is a wasteful number, since it uses less digits than its factorization.

2212223302320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400765130 (or 400765124 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 2212223302320 its reverse (232033222122), we get a palindrome (2444256524442).

The spelling of 2212223302320 in words is "two trillion, two hundred twelve billion, two hundred twenty-three million, three hundred two thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 40 46 48 60 69 80 92 115 120 138 184 230 240 276 345 368 460 552 690 920 1104 1380 1840 2760 5520 400765091 801530182 1202295273 1603060364 2003825455 2404590546 3206120728 4007650910 4809181092 6011476365 6412241456 8015301820 9217597093 9618362184 12022952730 16030603640 18435194186 19236724368 24045905460 27652791279 32061207280 36870388372 46087985465 48091810920 55305582558 73740776744 92175970930 96183621840 110611165116 138263956395 147481553488 184351941860 221222330232 276527912790 368703883720 442444660464 553055825580 737407767440 1106111651160 2212223302320