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106028871 = 31312721407
BaseRepresentation
bin1100101000111…
…01111101000111
321101111211021020
412110131331013
5204120410441
614304322223
72425142034
oct624357507
9241454236
10106028871
115493a073
122b613373
1318c749a0
141012038b
159495e66
hex651df47

106028871 has 16 divisors (see below), whose sum is σ = 153452544. Its totient is φ = 64731744.

The previous prime is 106028809. The next prime is 106028893. The reversal of 106028871 is 178820601.

It is a happy number.

It is not a de Polignac number, because 106028871 - 219 = 105504583 is a prime.

It is a super-2 number, since 2×1060288712 = 22484242971069282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106028471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5751 + ... + 15656.

It is an arithmetic number, because the mean of its divisors is an integer number (9590784).

Almost surely, 2106028871 is an apocalyptic number.

106028871 is a deficient number, since it is larger than the sum of its proper divisors (47423673).

106028871 is a wasteful number, since it uses less digits than its factorization.

106028871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21550.

The product of its (nonzero) digits is 5376, while the sum is 33.

The square root of 106028871 is about 10297.0321452349. The cubic root of 106028871 is about 473.3053123772.

The spelling of 106028871 in words is "one hundred six million, twenty-eight thousand, eight hundred seventy-one".

Divisors: 1 3 13 39 127 381 1651 4953 21407 64221 278291 834873 2718689 8156067 35342957 106028871