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1445367030 = 235172473547
BaseRepresentation
bin101011000100110…
…1000110011110110
310201201201020211020
41112021220303312
510430003221110
6355231122010
750550263022
oct12611506366
93651636736
101445367030
11681965708
12344073306
131a05a4183
14d9d61382
1586d56d70
hex56268cf6

1445367030 has 96 divisors (see below), whose sum is σ = 3764399616. Its totient is φ = 354940416.

The previous prime is 1445367019. The next prime is 1445367059. The reversal of 1445367030 is 307635441.

It is a super-2 number, since 2×14453670302 = 4178171702822041800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1445366982 and 1445367000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 405717 + ... + 409263.

It is an arithmetic number, because the mean of its divisors is an integer number (39212496).

Almost surely, 21445367030 is an apocalyptic number.

1445367030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1445367030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1882199808).

1445367030 is an abundant number, since it is smaller than the sum of its proper divisors (2319032586).

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

1445367030 is a wasteful number, since it uses less digits than its factorization.

1445367030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3638 (or 3621 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 1445367030 is about 38017.9829817417. The cubic root of 1445367030 is about 1130.6444310165.

The spelling of 1445367030 in words is "one billion, four hundred forty-five million, three hundred sixty-seven thousand, thirty".

Divisors: 1 2 3 5 6 10 15 17 30 34 47 51 85 94 102 141 170 235 255 282 289 470 510 578 705 799 867 1410 1445 1598 1734 2397 2890 3547 3995 4335 4794 7094 7990 8670 10641 11985 13583 17735 21282 23970 27166 35470 40749 53205 60299 67915 81498 106410 120598 135830 166709 180897 203745 301495 333418 361794 407490 500127 602990 833545 904485 1000254 1025083 1667090 1808970 2050166 2500635 2834053 3075249 5001270 5125415 5668106 6150498 8502159 10250830 14170265 15376245 17004318 28340530 30752490 42510795 48178901 85021590 96357802 144536703 240894505 289073406 481789010 722683515 1445367030