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206422052 = 22443116491
BaseRepresentation
bin11000100110111…
…00000000100100
3112101102022211012
430103130000210
5410321001202
632252201352
75054362364
oct1423340044
9471368735
10206422052
11a6579a41
1259169258
13339c5435
141d5b49a4
15131c7152
hexc4dc024

206422052 has 12 divisors (see below), whose sum is σ = 362057136. Its totient is φ = 102977160.

The previous prime is 206422031. The next prime is 206422057. The reversal of 206422052 is 250224602.

It is a super-2 number, since 2×2064220522 = 85220127103781408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (206422057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56474 + ... + 60017.

It is an arithmetic number, because the mean of its divisors is an integer number (30171428).

Almost surely, 2206422052 is an apocalyptic number.

It is an amenable number.

206422052 is a deficient number, since it is larger than the sum of its proper divisors (155635084).

206422052 is a wasteful number, since it uses less digits than its factorization.

206422052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116938 (or 116936 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 206422052 is about 14367.3954494195. The cubic root of 206422052 is about 590.9971188291.

Adding to 206422052 its reverse (250224602), we get a palindrome (456646654).

The spelling of 206422052 in words is "two hundred six million, four hundred twenty-two thousand, fifty-two".

Divisors: 1 2 4 443 886 1772 116491 232982 465964 51605513 103211026 206422052