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106761612085 = 5191736495991
BaseRepresentation
bin110001101101101111…
…1001110101100110101
3101012120101210211021221
41203123133032230311
53222121433041320
6121013503510341
710466436505162
oct1433337165465
9335511724257
10106761612085
1141306168367
12188362b83b1
13a0b560a53b
14524b085069
152b9cb653aa
hex18db7ceb35

106761612085 has 16 divisors (see below), whose sum is σ = 135636312960. Its totient is φ = 80446340160.

The previous prime is 106761612031. The next prime is 106761612107. The reversal of 106761612085 is 580216167601.

It is a de Polignac number, because none of the positive numbers 2k-106761612085 is a prime.

It is a super-2 number, since 2×1067616120852 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3231561 + ... + 3264430.

It is an arithmetic number, because the mean of its divisors is an integer number (8477269560).

Almost surely, 2106761612085 is an apocalyptic number.

It is an amenable number.

106761612085 is a deficient number, since it is larger than the sum of its proper divisors (28874700875).

106761612085 is a wasteful number, since it uses less digits than its factorization.

106761612085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6496188.

The product of its (nonzero) digits is 120960, while the sum is 43.

Adding to 106761612085 its reverse (580216167601), we get a palindrome (686977779686).

It can be divided in two parts, 1067616 and 12085, that added together give a palindrome (1079701).

The spelling of 106761612085 in words is "one hundred six billion, seven hundred sixty-one million, six hundred twelve thousand, eighty-five".

Divisors: 1 5 19 95 173 865 3287 16435 6495991 32479955 123423829 617119145 1123806443 5619032215 21352322417 106761612085