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498897810080 = 2553118111313
BaseRepresentation
bin1110100001010001010…
…00000111001010100000
31202200202001020122220122
413100220220013022200
531133220314410310
61021105051255412
751021103262555
oct7205050071240
91680661218818
10498897810080
1118264389793a
1280833a4a568
13380799b13a7
141a20aab4a2c
15ce9deb8555
hex7428a072a0

498897810080 has 24 divisors (see below), whose sum is σ = 1178646076692. Its totient is φ = 199559123968.

The previous prime is 498897810023. The next prime is 498897810083. The reversal of 498897810080 is 80018798894.

It can be written as a sum of positive squares in 2 ways, for example, as 497741538064 + 1156272016 = 705508^2 + 34004^2 .

It is a junction number, because it is equal to n+sod(n) for n = 498897809995 and 498897810022.

It is not an unprimeable number, because it can be changed into a prime (498897810083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1559055497 + ... + 1559055816.

Almost surely, 2498897810080 is an apocalyptic number.

498897810080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

498897810080 is an abundant number, since it is smaller than the sum of its proper divisors (679748266612).

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

498897810080 is a wasteful number, since it uses less digits than its factorization.

498897810080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3118111328 (or 3118111320 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 62.

The spelling of 498897810080 in words is "four hundred ninety-eight billion, eight hundred ninety-seven million, eight hundred ten thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 3118111313 6236222626 12472445252 15590556565 24944890504 31181113130 49889781008 62362226260 99779562016 124724452520 249448905040 498897810080