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106551510505 = 51147173238261
BaseRepresentation
bin110001100111011110…
…1110000010111101001
3101012000202110120002221
41203032331300113221
53221204141314010
6120541000354041
710461305616136
oct1431675602751
9335022416087
10106551510505
11412086059a0
1218797a75921
13a080c2738b
14522b1d358d
152b894b2dda
hex18cef705e9

106551510505 has 32 divisors (see below), whose sum is σ = 143277424128. Its totient is φ = 75404524800.

The previous prime is 106551510491. The next prime is 106551510517. The reversal of 106551510505 is 505015155601.

It is not a de Polignac number, because 106551510505 - 227 = 106417292777 is a prime.

It is a super-2 number, since 2×1065515105052 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 328075 + ... + 566335.

It is an arithmetic number, because the mean of its divisors is an integer number (4477419504).

Almost surely, 2106551510505 is an apocalyptic number.

It is an amenable number.

106551510505 is a deficient number, since it is larger than the sum of its proper divisors (36725913623).

106551510505 is a wasteful number, since it uses less digits than its factorization.

106551510505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238497.

The product of its (nonzero) digits is 18750, while the sum is 34.

The spelling of 106551510505 in words is "one hundred six billion, five hundred fifty-one million, five hundred ten thousand, five hundred five".

Divisors: 1 5 11 47 55 173 235 517 865 1903 2585 8131 9515 40655 89441 238261 447205 1191305 2620871 11198267 13104355 41219153 55991335 123180937 206095765 453410683 615904685 1937300191 2267053415 9686500955 21310302101 106551510505