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22332230240 = 2551311065469
BaseRepresentation
bin10100110011000110…
…101100101001100000
32010122101000211200112
4110303012230221200
5331214022331430
614132001110452
71420261552655
oct246306545140
963571024615
1022332230240
11951aa64131
1243b3028428
13214b925c28
14111bd43c2c
158aa8a7195
hex5331aca60

22332230240 has 48 divisors (see below), whose sum is σ = 53162691120. Its totient is φ = 8864693760.

The previous prime is 22332230233. The next prime is 22332230257. The reversal of 22332230240 is 4203223322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 511775 + ... + 553694.

It is an arithmetic number, because the mean of its divisors is an integer number (1107556065).

Almost surely, 222332230240 is an apocalyptic number.

22332230240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22332230240 is an abundant number, since it is smaller than the sum of its proper divisors (30830460880).

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

22332230240 is a wasteful number, since it uses less digits than its factorization.

22332230240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065615 (or 1065607 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 22332230240 its reverse (4203223322), we get a palindrome (26535453562).

The spelling of 22332230240 in words is "twenty-two billion, three hundred thirty-two million, two hundred thirty thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 131 160 262 524 655 1048 1310 2096 2620 4192 5240 10480 20960 1065469 2130938 4261876 5327345 8523752 10654690 17047504 21309380 34095008 42618760 85237520 139576439 170475040 279152878 558305756 697882195 1116611512 1395764390 2233223024 2791528780 4466446048 5583057560 11166115120 22332230240