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106020013 = 1161158003
BaseRepresentation
bin1100101000110…
…11110010101101
321101111101010011
412110123302231
5204120120023
614304213221
72425104151
oct624336255
9241441104
10106020013
1154933450
122b60a211
1318c70948
141011b061
15949350d
hex651bcad

106020013 has 8 divisors (see below), whose sum is σ = 117554976. Its totient is φ = 94801200.

The previous prime is 106020011. The next prime is 106020023. The reversal of 106020013 is 310020601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106020013 - 21 = 106020011 is a prime.

It is a super-2 number, since 2×1060200132 = 22480486313040338, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106019975 and 106020002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106020011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78331 + ... + 79672.

It is an arithmetic number, because the mean of its divisors is an integer number (14694372).

Almost surely, 2106020013 is an apocalyptic number.

It is an amenable number.

106020013 is a deficient number, since it is larger than the sum of its proper divisors (11534963).

106020013 is a wasteful number, since it uses less digits than its factorization.

106020013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158075.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 106020013 is about 10296.6020123145. The cubic root of 106020013 is about 473.2921315169.

Adding to 106020013 its reverse (310020601), we get a palindrome (416040614).

The spelling of 106020013 in words is "one hundred six million, twenty thousand, thirteen".

Divisors: 1 11 61 671 158003 1738033 9638183 106020013