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4220520033 = 323374161661
BaseRepresentation
bin1111101110010000…
…0000011001100001
3101220010122122001210
43323210000121201
532120423120113
61534444220333
7206405554062
oct37344003141
911803578053
104220520033
111876412194
1299953a6a9
13523511a42
142c0758569
1519a7d46c3
hexfb900661

4220520033 has 64 divisors (see below), whose sum is σ = 6288597504. Its totient is φ = 2509056000.

The previous prime is 4220520023. The next prime is 4220520061. The reversal of 4220520033 is 3300250224.

4220520033 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4220520033 - 28 = 4220519777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4220519991 and 4220520009.

It is not an unprimeable number, because it can be changed into a prime (4220520023) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6384723 + ... + 6385383.

It is an arithmetic number, because the mean of its divisors is an integer number (98259336).

Almost surely, 24220520033 is an apocalyptic number.

It is an amenable number.

4220520033 is a deficient number, since it is larger than the sum of its proper divisors (2068077471).

4220520033 is a wasteful number, since it uses less digits than its factorization.

4220520033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 4220520033 is about 64965.5295753063. The cubic root of 4220520033 is about 1616.0519664008.

Adding to 4220520033 its reverse (3300250224), we get a palindrome (7520770257).

The spelling of 4220520033 in words is "four billion, two hundred twenty million, five hundred twenty thousand, thirty-three".

Divisors: 1 3 23 37 41 61 69 111 123 183 661 851 943 1403 1517 1983 2257 2501 2553 2829 4209 4551 6771 7503 15203 24457 27101 34891 40321 45609 51911 57523 73371 81303 92537 104673 120963 155733 172569 277611 562511 623323 927383 1002737 1491877 1653161 1687533 1869969 2128351 2782149 3008211 4475631 4959483 6385053 23062951 34313171 38022703 61166957 69188853 102939513 114068109 183500871 1406840011 4220520033