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5481402550 = 25213231272887
BaseRepresentation
bin1010001101011011…
…11001000010110110
3112011000020002201021
411012231321002312
542211214340200
62303525251354
7252556103311
oct50655710266
915130202637
105481402550
112363121958
12108b863b5a
13694801a80
1439ddb5978
1522134941a
hex146b790b6

5481402550 has 96 divisors (see below), whose sum is σ = 11551260672. Its totient is φ = 1919998080.

The previous prime is 5481402541. The next prime is 5481402557. The reversal of 5481402550 is 552041845.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5481402557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1897207 + ... + 1900093.

It is an arithmetic number, because the mean of its divisors is an integer number (120325632).

Almost surely, 25481402550 is an apocalyptic number.

5481402550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5481402550 is an abundant number, since it is smaller than the sum of its proper divisors (6069858122).

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

5481402550 is a wasteful number, since it uses less digits than its factorization.

5481402550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062 (or 3057 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 34.

The square root of 5481402550 is about 74036.4947171326. The cubic root of 5481402550 is about 1763.1823610734.

The spelling of 5481402550 in words is "five billion, four hundred eighty-one million, four hundred two thousand, five hundred fifty".

Divisors: 1 2 5 10 13 23 25 26 46 50 65 115 127 130 230 254 299 325 575 598 635 650 1150 1270 1495 1651 2887 2921 2990 3175 3302 5774 5842 6350 7475 8255 14435 14605 14950 16510 28870 29210 37531 37973 41275 66401 72175 73025 75062 75946 82550 132802 144350 146050 187655 189865 332005 366649 375310 379730 664010 733298 863213 938275 949325 1660025 1726426 1833245 1876550 1898650 3320050 3666490 4316065 4766437 8432927 8632130 9166225 9532874 16865854 18332450 21580325 23832185 42164635 43160650 47664370 84329270 109628051 119160925 210823175 219256102 238321850 421646350 548140255 1096280510 2740701275 5481402550