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127413216 = 2533721067
BaseRepresentation
bin1111001100000…
…10101111100000
322212202021002000
413212002233200
5230104210331
620350524000
73104665050
oct746025740
9285667060
10127413216
1165a15487
1236806600
1320521248
1412cc9560
15b2bc0e6
hex7982be0

127413216 has 96 divisors (see below), whose sum is σ = 424730880. Its totient is φ = 36402048.

The previous prime is 127413203. The next prime is 127413227. The reversal of 127413216 is 612314721.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×1274132162 = 32468255222925312, which contains 22 as substring.

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

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 127413216.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4486 + ... + 16581.

It is an arithmetic number, because the mean of its divisors is an integer number (4424280).

Almost surely, 2127413216 is an apocalyptic number.

127413216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

127413216 is an abundant number, since it is smaller than the sum of its proper divisors (297317664).

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

127413216 is a wasteful number, since it uses less digits than its factorization.

127413216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21093 (or 21079 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 127413216 is about 11287.7462763831. The cubic root of 127413216 is about 503.1971344229.

Adding to 127413216 its reverse (612314721), we get a palindrome (739727937).

The spelling of 127413216 in words is "one hundred twenty-seven million, four hundred thirteen thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 72 84 96 108 112 126 144 168 189 216 224 252 288 336 378 432 504 672 756 864 1008 1512 2016 3024 6048 21067 42134 63201 84268 126402 147469 168536 189603 252804 294938 337072 379206 442407 505608 568809 589876 674144 758412 884814 1011216 1137618 1179752 1327221 1516824 1769628 2022432 2275236 2359504 2654442 3033648 3539256 3981663 4550472 4719008 5308884 6067296 7078512 7963326 9100944 10617768 14157024 15926652 18201888 21235536 31853304 42471072 63706608 127413216