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22030204307 = 1713744921067
BaseRepresentation
bin10100100001000110…
…100011110110010011
32002212022201022222212
4110201012203312103
5330104213014212
614042011422335
71406633434616
oct244106436623
962768638885
1022030204307
119385526621
124329a549ab
132101198c67
1410cdba417d
1588e0e7e22
hex5211a3d93

22030204307 has 16 divisors (see below), whose sum is σ = 23549810400. Its totient is φ = 20536147968.

The previous prime is 22030204291. The next prime is 22030204321. The reversal of 22030204307 is 70340203022.

It is not a de Polignac number, because 22030204307 - 24 = 22030204291 is a prime.

It is a super-2 number, since 2×220302043072 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22030204387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1035188 + ... + 1056254.

It is an arithmetic number, because the mean of its divisors is an integer number (1471863150).

Almost surely, 222030204307 is an apocalyptic number.

22030204307 is a deficient number, since it is larger than the sum of its proper divisors (1519606093).

22030204307 is a wasteful number, since it uses less digits than its factorization.

22030204307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21670.

The product of its (nonzero) digits is 2016, while the sum is 23.

Adding to 22030204307 its reverse (70340203022), we get a palindrome (92370407329).

The spelling of 22030204307 in words is "twenty-two billion, thirty million, two hundred four thousand, three hundred seven".

Divisors: 1 17 137 449 2329 7633 21067 61513 358139 1045721 2886179 9459083 49065043 160804411 1295894371 22030204307