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106206020 = 2257967219
BaseRepresentation
bin1100101010010…
…01001101000100
321101211211021022
412111021031010
5204142043040
614312210312
72426510354
oct625111504
9241754238
10106206020
1154a50178
122b699998
13190074cb
1410168b64
1594cd6b5
hex6549344

106206020 has 24 divisors (see below), whose sum is σ = 225859200. Its totient is φ = 41944032.

The previous prime is 106206017. The next prime is 106206043. The reversal of 106206020 is 20602601.

It is a super-2 number, since 2×1062060202 = 22559437368480800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106206020.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 32030 + ... + 35189.

It is an arithmetic number, because the mean of its divisors is an integer number (9410800).

Almost surely, 2106206020 is an apocalyptic number.

106206020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

106206020 is an abundant number, since it is smaller than the sum of its proper divisors (119653180).

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

106206020 is a wasteful number, since it uses less digits than its factorization.

106206020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67307 (or 67305 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 106206020 is about 10305.6304998772. The cubic root of 106206020 is about 473.5687592100.

Adding to 106206020 its reverse (20602601), we get a palindrome (126808621).

The spelling of 106206020 in words is "one hundred six million, two hundred six thousand, twenty".

Divisors: 1 2 4 5 10 20 79 158 316 395 790 1580 67219 134438 268876 336095 672190 1344380 5310301 10620602 21241204 26551505 53103010 106206020