Search a number
-
+
106651141 = 427124971
BaseRepresentation
bin1100101101101…
…01111000000101
321102200102212021
412112311320011
5204300314031
614325523141
72433343162
oct626657005
9242612767
10106651141
1155224643
122b8734b1
1319131cac
1410243069
15956a511
hex65b5e05

106651141 has 4 divisors (see below), whose sum is σ = 106680384. Its totient is φ = 106621900.

The previous prime is 106651091. The next prime is 106651157. The reversal of 106651141 is 141156601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 141156601 = 294867469.

It is a cyclic number.

It is not a de Polignac number, because 106651141 - 221 = 104553989 is a prime.

It is a super-2 number, since 2×1066511412 = 22748931753203762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106691141) 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, 8215 + ... + 16756.

It is an arithmetic number, because the mean of its divisors is an integer number (26670096).

Almost surely, 2106651141 is an apocalyptic number.

It is an amenable number.

106651141 is a deficient number, since it is larger than the sum of its proper divisors (29243).

106651141 is an equidigital number, since it uses as much as digits as its factorization.

106651141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29242.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 106651141 is about 10327.2039294283. The cubic root of 106651141 is about 474.2294298406.

The spelling of 106651141 in words is "one hundred six million, six hundred fifty-one thousand, one hundred forty-one".

Divisors: 1 4271 24971 106651141