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22000456430 = 2514914765407
BaseRepresentation
bin10100011111010101…
…000101001011101110
32002210020201222120122
4110133111011023232
5330024104101210
614035030044542
71406122536251
oct243725051356
962706658518
1022000456430
11936a7585a7
12431baa9752
1320c7c81974
1410c9c5d098
1588b6bdb55
hex51f5452ee

22000456430 has 16 divisors (see below), whose sum is σ = 39866601600. Its totient is φ = 8741120352.

The previous prime is 22000456427. The next prime is 22000456453. The reversal of 22000456430 is 3465400022.

It is a self number, because there is not a number n which added to its sum of digits gives 22000456430.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7381214 + ... + 7384193.

It is an arithmetic number, because the mean of its divisors is an integer number (2491662600).

Almost surely, 222000456430 is an apocalyptic number.

22000456430 is a deficient number, since it is larger than the sum of its proper divisors (17866145170).

22000456430 is a wasteful number, since it uses less digits than its factorization.

22000456430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14765563.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 22000456430 its reverse (3465400022), we get a palindrome (25465856452).

The spelling of 22000456430 in words is "twenty-two billion, four hundred fifty-six thousand, four hundred thirty".

Divisors: 1 2 5 10 149 298 745 1490 14765407 29530814 73827035 147654070 2200045643 4400091286 11000228215 22000456430