Search a number
-
+
106068231 = 333928453
BaseRepresentation
bin1100101001001…
…11100100000111
321101120211021000
412110213210013
5204123140411
614305224343
72425364553
oct624474407
9241524230
10106068231
11549666a5
122b6320b3
1318c89889
1410130863
1594a2956
hex6527907

106068231 has 8 divisors (see below), whose sum is σ = 157138160. Its totient is φ = 70712136.

The previous prime is 106068217. The next prime is 106068293. The reversal of 106068231 is 132860601.

It is not a de Polignac number, because 106068231 - 25 = 106068199 is a prime.

It is a super-2 number, since 2×1060682312 = 22500939254938722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 3928453 = 106068231 / (1 + 0 + 6 + 0 + 6 + 8 + 2 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106068195 and 106068204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106068031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1964200 + ... + 1964253.

It is an arithmetic number, because the mean of its divisors is an integer number (19642270).

Almost surely, 2106068231 is an apocalyptic number.

106068231 is a deficient number, since it is larger than the sum of its proper divisors (51069929).

106068231 is an equidigital number, since it uses as much as digits as its factorization.

106068231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3928462 (or 3928456 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 106068231 is about 10298.9431982121. The cubic root of 106068231 is about 473.3638718752.

The spelling of 106068231 in words is "one hundred six million, sixty-eight thousand, two hundred thirty-one".

Divisors: 1 3 9 27 3928453 11785359 35356077 106068231