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2031255141524 = 2273153349912619
BaseRepresentation
bin11101100011110000001…
…111011011110010010100
321012012000122220112211022
4131203300033123302110
5231240002304012044
64153051251100312
7266516252552450
oct35436017336224
97165018815738
102031255141524
117134a5633264
122898072a1698
1311971498935b
147045589d660
1537c86dd53ee
hex1d8f03dbc94

2031255141524 has 96 divisors (see below), whose sum is σ = 4274242560000. Its totient is φ = 826258942080.

The previous prime is 2031255141499. The next prime is 2031255141529. The reversal of 2031255141524 is 4251415521302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031255141529) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160961687 + ... + 160974305.

It is an arithmetic number, because the mean of its divisors is an integer number (44523360000).

Almost surely, 22031255141524 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2031255141524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2137121280000).

2031255141524 is an abundant number, since it is smaller than the sum of its proper divisors (2242987418476).

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

2031255141524 is a wasteful number, since it uses less digits than its factorization.

2031255141524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16213 (or 16211 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 2031255141524 in words is "two trillion, thirty-one billion, two hundred fifty-five million, one hundred forty-one thousand, five hundred twenty-four".

Divisors: 1 2 4 7 14 28 31 53 62 106 124 212 217 371 434 742 868 1484 1643 3286 3499 6572 6998 11501 12619 13996 23002 24493 25238 46004 48986 50476 88333 97972 108469 176666 185447 216938 353332 370894 391189 433876 668807 741788 759283 782378 1298129 1337614 1518566 1564756 2596258 2675228 2738323 3037132 4681649 5192516 5476646 5748857 9363298 10953292 11497714 18726596 20733017 22995428 40241999 41466034 44153881 80483998 82932068 88307762 145131119 160967996 176615524 290262238 309077167 580524476 618154334 1236308668 1368770311 2340155693 2737540622 4680311386 5475081244 9360622772 9581392177 16381089851 19162784354 32762179702 38325568708 65524359404 72544826483 145089652966 290179305932 507813785381 1015627570762 2031255141524