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2012240425400 = 235215536478559
BaseRepresentation
bin11101010010000010111…
…000000011000110111000
321010100221111100212221222
4131102002320003012320
5230432032022103100
64140224355451212
7265244123255342
oct35220270030670
97110844325858
102012240425400
11706428296637
12285b9b2b6b08
131179a446853a
146d5703b4292
15375228e0485
hex1d482e031b8

2012240425400 has 48 divisors (see below), whose sum is σ = 4681472241600. Its totient is φ = 804377761280.

The previous prime is 2012240425373. The next prime is 2012240425421. The reversal of 2012240425400 is 45240422102.

It is a super-3 number, since 3×20122404254003 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 2012240425400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2928680 + ... + 3549879.

It is an arithmetic number, because the mean of its divisors is an integer number (97530671700).

Almost surely, 22012240425400 is an apocalyptic number.

2012240425400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012240425400 is an abundant number, since it is smaller than the sum of its proper divisors (2669231816200).

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

2012240425400 is a wasteful number, since it uses less digits than its factorization.

2012240425400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6480128 (or 6480119 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 2012240425400 its reverse (45240422102), we get a palindrome (2057480847502).

The spelling of 2012240425400 in words is "two trillion, twelve billion, two hundred forty million, four hundred twenty-five thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 1553 3106 6212 7765 12424 15530 31060 38825 62120 77650 155300 310600 6478559 12957118 25914236 32392795 51828472 64785590 129571180 161963975 259142360 323927950 647855900 1295711800 10061202127 20122404254 40244808508 50306010635 80489617016 100612021270 201224042540 251530053175 402448085080 503060106350 1006120212700 2012240425400