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103055271 = 31115719891
BaseRepresentation
bin1100010010001…
…11111110100111
321011220202020220
412021013332213
5202340232041
614120455423
72360645454
oct611077647
9234822226
10103055271
1153198a50
122a61a573
1318473367
14d98882b
1590a9d66
hex6247fa7

103055271 has 16 divisors (see below), whose sum is σ = 150860928. Its totient is φ = 62056800.

The previous prime is 103055261. The next prime is 103055287. The reversal of 103055271 is 172550301.

It is not a de Polignac number, because 103055271 - 29 = 103054759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103055261) 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, 4765 + ... + 15126.

It is an arithmetic number, because the mean of its divisors is an integer number (9428808).

Almost surely, 2103055271 is an apocalyptic number.

103055271 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

103055271 is a deficient number, since it is larger than the sum of its proper divisors (47805657).

103055271 is a wasteful number, since it uses less digits than its factorization.

103055271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20062.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 103055271 is about 10151.6142066176. The cubic root of 103055271 is about 468.8386462038.

It can be divided in two parts, 10305 and 5271, that added together give a triangular number (15576 = T176).

The spelling of 103055271 in words is "one hundred three million, fifty-five thousand, two hundred seventy-one".

Divisors: 1 3 11 33 157 471 1727 5181 19891 59673 218801 656403 3122887 9368661 34351757 103055271