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106031178839 = 1715739726931
BaseRepresentation
bin110001010111111110…
…0110110010001010111
3101010200111100222020202
41202233330312101113
53214122440210324
6120413212051115
710442360102165
oct1425774662127
9333614328222
10106031178839
1140a70922023
1218671763a9b
139cca1a3c11
1451bc068235
152b589808ae
hex18aff36457

106031178839 has 8 divisors (see below), whose sum is σ = 112983394608. Its totient is φ = 99158417280.

The previous prime is 106031178829. The next prime is 106031178857. The reversal of 106031178839 is 938871130601.

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 106031178839 - 24 = 106031178823 is a prime.

It is a super-2 number, since 2×1060311788392 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106031178793 and 106031178802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106031178829) 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, 19860797 + ... + 19866134.

It is an arithmetic number, because the mean of its divisors is an integer number (14122924326).

Almost surely, 2106031178839 is an apocalyptic number.

106031178839 is a deficient number, since it is larger than the sum of its proper divisors (6952215769).

106031178839 is a wasteful number, since it uses less digits than its factorization.

106031178839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39727105.

The product of its (nonzero) digits is 217728, while the sum is 47.

The spelling of 106031178839 in words is "one hundred six billion, thirty-one million, one hundred seventy-eight thousand, eight hundred thirty-nine".

Divisors: 1 17 157 2669 39726931 675357827 6237128167 106031178839