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120430424444 = 22112493150461
BaseRepresentation
bin111000000101000110…
…1100111000101111100
3102111212000002102211112
41300022031213011330
53433120142040234
6131154105541152
711462243501111
oct1601215470574
9374760072745
10120430424444
114708a920400
121b40baa47b8
13b48341bba5
145b8658a908
1531ecb78ace
hex1c0a36717c

120430424444 has 36 divisors (see below), whose sum is σ = 231705961704. Its totient is φ = 54728916000.

The previous prime is 120430424437. The next prime is 120430424473. The reversal of 120430424444 is 444424034021.

It is a super-3 number, since 3×1204304244443 (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120430424444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2361374 + ... + 2411834.

It is an arithmetic number, because the mean of its divisors is an integer number (6436276714).

Almost surely, 2120430424444 is an apocalyptic number.

It is an amenable number.

120430424444 is a deficient number, since it is larger than the sum of its proper divisors (111275537260).

120430424444 is a wasteful number, since it uses less digits than its factorization.

120430424444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55418 (or 55405 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 120430424444 its reverse (444424034021), we get a palindrome (564854458465).

The spelling of 120430424444 in words is "one hundred twenty billion, four hundred thirty million, four hundred twenty-four thousand, four hundred forty-four".

Divisors: 1 2 4 11 22 44 121 242 484 4931 9862 19724 50461 54241 100922 108482 201844 216964 555071 596651 1110142 1193302 2220284 2386604 6105781 12211562 24423124 248823191 497646382 995292764 2737055101 5474110202 10948220404 30107606111 60215212222 120430424444