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105275061 = 3211697229
BaseRepresentation
bin1100100011001…
…01111010110101
321100002112020100
412101211322311
5203422300221
614240224313
72415552243
oct621457265
9240075210
10105275061
1154474791
122b30b099
1318a6c848
14dda5793
159397926
hex6465eb5

105275061 has 6 divisors (see below), whose sum is σ = 152063990. Its totient is φ = 70183368.

The previous prime is 105275059. The next prime is 105275063. The reversal of 105275061 is 160572501.

It is an interprime number because it is at equal distance from previous prime (105275059) and next prime (105275063).

It can be written as a sum of positive squares in only one way, i.e., 62110161 + 43164900 = 7881^2 + 6570^2 .

It is not a de Polignac number, because 105275061 - 21 = 105275059 is a prime.

It is a super-2 number, since 2×1052750612 = 22165676937107442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105275063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5848606 + ... + 5848623.

Almost surely, 2105275061 is an apocalyptic number.

It is an amenable number.

105275061 is a deficient number, since it is larger than the sum of its proper divisors (46788929).

105275061 is a wasteful number, since it uses less digits than its factorization.

105275061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11697235 (or 11697232 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 105275061 is about 10260.3635900488. The cubic root of 105275061 is about 472.1809923639.

The spelling of 105275061 in words is "one hundred five million, two hundred seventy-five thousand, sixty-one".

Divisors: 1 3 9 11697229 35091687 105275061