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105776061 = 3312834019
BaseRepresentation
bin1100100111000…
…00001110111101
321101000222110220
412103200032331
5204034313221
614255051553
72423040006
oct623401675
9241028426
10105776061
1154787136
122b510bb9
1318bb68b1
14100961ad
1594460c6
hex64e03bd

105776061 has 16 divisors (see below), whose sum is σ = 146135040. Its totient is φ = 67984560.

The previous prime is 105776053. The next prime is 105776063. The reversal of 105776061 is 160677501.

It is not a de Polignac number, because 105776061 - 23 = 105776053 is a prime.

It is a super-2 number, since 2×1057760612 = 22377150161351442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105776063) 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, 24310 + ... + 28328.

It is an arithmetic number, because the mean of its divisors is an integer number (9133440).

Almost surely, 2105776061 is an apocalyptic number.

It is an amenable number.

105776061 is a deficient number, since it is larger than the sum of its proper divisors (40358979).

105776061 is a wasteful number, since it uses less digits than its factorization.

105776061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4336.

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 105776061 is about 10284.7489517246. The cubic root of 105776061 is about 472.9288377374.

The spelling of 105776061 in words is "one hundred five million, seven hundred seventy-six thousand, sixty-one".

Divisors: 1 3 31 93 283 849 4019 8773 12057 26319 124589 373767 1137377 3412131 35258687 105776061