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14115353220 = 223458713181
BaseRepresentation
bin11010010010101011…
…10011001010000100
31100102201112020110000
431021111303022010
5212402012300340
610252353001300
71006535344203
oct151125631204
940381466400
1014115353220
115a93826881
12289b253230
13143c499a17
1497c94323a
1557931bd30
hex349573284

14115353220 has 60 divisors (see below), whose sum is σ = 44280390924. Its totient is φ = 3764093760.

The previous prime is 14115353173. The next prime is 14115353227. The reversal of 14115353220 is 2235351141.

14115353220 is a `hidden beast` number, since 14 + 115 + 3 + 532 + 2 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2852200836 + 11263152384 = 53406^2 + 106128^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (14115353227) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4354971 + ... + 4358210.

Almost surely, 214115353220 is an apocalyptic number.

14115353220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14115353220 is an abundant number, since it is smaller than the sum of its proper divisors (30165037704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14115353220 is a wasteful number, since it uses less digits than its factorization.

14115353220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8713202 (or 8713191 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The spelling of 14115353220 in words is "fourteen billion, one hundred fifteen million, three hundred fifty-three thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 270 324 405 540 810 1620 8713181 17426362 26139543 34852724 43565905 52279086 78418629 87131810 104558172 130697715 156837258 174263620 235255887 261395430 313674516 392093145 470511774 522790860 705767661 784186290 941023548 1176279435 1411535322 1568372580 2352558870 2823070644 3528838305 4705117740 7057676610 14115353220