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5145131355 = 357137947713
BaseRepresentation
bin1001100101010110…
…00111100101011011
3111021120110202100120
410302223013211123
541014123200410
62210314004323
7241333615650
oct46253074533
914246422316
105145131355
112200324381
12bb71166a3
1363cc44730
1436b47dc27
15201a73570
hex132ac795b

5145131355 has 64 divisors (see below), whose sum is σ = 10260418560. Its totient is φ = 2143604736.

The previous prime is 5145131351. The next prime is 5145131357. The reversal of 5145131355 is 5531315415.

It is not a de Polignac number, because 5145131355 - 22 = 5145131351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5145131351) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83979 + ... + 131691.

It is an arithmetic number, because the mean of its divisors is an integer number (160319040).

Almost surely, 25145131355 is an apocalyptic number.

5145131355 is a deficient number, since it is larger than the sum of its proper divisors (5115287205).

5145131355 is a wasteful number, since it uses less digits than its factorization.

5145131355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47820.

The product of its digits is 22500, while the sum is 33.

The square root of 5145131355 is about 71729.5709941165. The cubic root of 5145131355 is about 1726.3631434839.

The spelling of 5145131355 in words is "five billion, one hundred forty-five million, one hundred thirty-one thousand, three hundred fifty-five".

Divisors: 1 3 5 7 13 15 21 35 39 65 79 91 105 195 237 273 395 455 553 1027 1185 1365 1659 2765 3081 5135 7189 8295 15405 21567 35945 47713 107835 143139 238565 333991 620269 715695 1001973 1669955 1860807 3101345 3769327 4341883 5009865 9304035 11307981 13025649 18846635 21709415 26385289 49001251 56539905 65128245 79155867 131926445 147003753 245006255 343008757 395779335 735018765 1029026271 1715043785 5145131355