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106180937 = 1021103997
BaseRepresentation
bin1100101010000…
…11000101001001
321101210112212022
412111003011021
5204140242222
614311454225
72426344262
oct625030511
9241715768
10106180937
1154a33345
122b687375
1318cc8c75
141015d969
1594c6042
hex6543149

106180937 has 4 divisors (see below), whose sum is σ = 106285956. Its totient is φ = 106075920.

The previous prime is 106180927. The next prime is 106180957. The reversal of 106180937 is 739081601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 739081601 = 1669442829.

It can be written as a sum of positive squares in 2 ways, for example, as 48177481 + 58003456 = 6941^2 + 7616^2 .

It is a cyclic number.

It is not a de Polignac number, because 106180937 - 28 = 106180681 is a prime.

It is a super-2 number, since 2×1061809372 = 22548782764395938, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106180897 and 106180906.

It is not an unprimeable number, because it can be changed into a prime (106180927) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 50978 + ... + 53019.

It is an arithmetic number, because the mean of its divisors is an integer number (26571489).

Almost surely, 2106180937 is an apocalyptic number.

It is an amenable number.

106180937 is a deficient number, since it is larger than the sum of its proper divisors (105019).

106180937 is a wasteful number, since it uses less digits than its factorization.

106180937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105018.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 106180937 is about 10304.4134719061. The cubic root of 106180937 is about 473.5314748815.

The spelling of 106180937 in words is "one hundred six million, one hundred eighty thousand, nine hundred thirty-seven".

Divisors: 1 1021 103997 106180937