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5151486431 = 7133779107181
BaseRepresentation
bin1001100110000110…
…10111000111011111
3111022000102121212202
410303003113013133
541022240031211
62211102122115
7241441624610
oct46303270737
914260377782
105151486431
112203975003
12bb928033b
1364135b230
1436c255c07
152023cb53b
hex1330d71df

5151486431 has 64 divisors (see below), whose sum is σ = 6692474880. Its totient is φ = 3857518080.

The previous prime is 5151486407. The next prime is 5151486443. The reversal of 5151486431 is 1346841515.

It is not a de Polignac number, because 5151486431 - 210 = 5151485407 is a prime.

It is a super-2 number, since 2×51514864312 = 53075624897554235522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151486481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28461161 + ... + 28461341.

It is an arithmetic number, because the mean of its divisors is an integer number (104569920).

Almost surely, 25151486431 is an apocalyptic number.

5151486431 is a deficient number, since it is larger than the sum of its proper divisors (1540988449).

5151486431 is a wasteful number, since it uses less digits than its factorization.

5151486431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424.

The product of its digits is 57600, while the sum is 38.

The square root of 5151486431 is about 71773.8561803670. The cubic root of 5151486431 is about 1727.0736310148.

The spelling of 5151486431 in words is "five billion, one hundred fifty-one million, four hundred eighty-six thousand, four hundred thirty-one".

Divisors: 1 7 13 37 79 91 107 181 259 481 553 749 1027 1267 1391 2353 2923 3367 3959 6697 7189 8453 9737 14299 16471 19367 20461 27713 37999 46879 51467 59171 87061 100093 109889 135569 185887 251771 265993 312761 360269 529063 609427 716579 769223 1301209 1529993 1762397 2189327 3703441 4065893 5016053 6877819 9315527 10709951 19889909 28461251 48144733 56609741 65208689 139229363 396268187 735926633 5151486431