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106881105054 = 2330758024487
BaseRepresentation
bin110001110001010011…
…1000011110010011110
3101012212201122200211110
41203202213003302132
53222343030330204
6121033413002450
710502420255163
oct1434247036236
9335781580743
10106881105054
1141367663189
121886a323426
13a1042b7739
14525ccac06a
152ba83ba889
hex18e29c3c9e

106881105054 has 16 divisors (see below), whose sum is σ = 214458507648. Its totient is φ = 35510985432.

The previous prime is 106881105053. The next prime is 106881105109. The reversal of 106881105054 is 450501188601.

It is a super-2 number, since 2×1068811050542 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106881105053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29010402 + ... + 29014085.

It is an arithmetic number, because the mean of its divisors is an integer number (13403656728).

Almost surely, 2106881105054 is an apocalyptic number.

106881105054 is an abundant number, since it is smaller than the sum of its proper divisors (107577402594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106881105054 is a wasteful number, since it uses less digits than its factorization.

106881105054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58024799.

The product of its (nonzero) digits is 38400, while the sum is 39.

The spelling of 106881105054 in words is "one hundred six billion, eight hundred eighty-one million, one hundred five thousand, fifty-four".

Divisors: 1 2 3 6 307 614 921 1842 58024487 116048974 174073461 348146922 17813517509 35627035018 53440552527 106881105054