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34431444312 = 23331371250779
BaseRepresentation
bin100000000100010001…
…100010010101011000
310021212120211121011020
4200010101202111120
51031003422204222
623452333202440
72326146306366
oct400421422530
9107776747136
1034431444312
111366971a801
12680b030420
1333294b75b5
141948bca636
15d67bc465c
hex804462558

34431444312 has 64 divisors (see below), whose sum is σ = 91256908800. Its totient is φ = 10806721920.

The previous prime is 34431444277. The next prime is 34431444317. The reversal of 34431444312 is 21344413443.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34431444317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 597862 + ... + 652917.

It is an arithmetic number, because the mean of its divisors is an integer number (1425889200).

Almost surely, 234431444312 is an apocalyptic number.

It is an amenable number.

34431444312 is an abundant number, since it is smaller than the sum of its proper divisors (56825464488).

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

34431444312 is a wasteful number, since it uses less digits than its factorization.

34431444312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250856 (or 1250852 counting only the distinct ones).

The product of its digits is 55296, while the sum is 33.

Adding to 34431444312 its reverse (21344413443), we get a palindrome (55775857755).

The spelling of 34431444312 in words is "thirty-four billion, four hundred thirty-one million, four hundred forty-four thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 31 37 62 74 93 111 124 148 186 222 248 296 372 444 744 888 1147 2294 3441 4588 6882 9176 13764 27528 1250779 2501558 3752337 5003116 7504674 10006232 15009348 30018696 38774149 46278823 77548298 92557646 116322447 138836469 155096596 185115292 232644894 277672938 310193192 370230584 465289788 555345876 930579576 1110691752 1434643513 2869287026 4303930539 5738574052 8607861078 11477148104 17215722156 34431444312