Search a number
-
+
49988842793760 = 253513109733100267
BaseRepresentation
bin10110101110110111011110…
…01101111010101100100000
320112222212221101220110111010
423113123233031322230200
523023004122223400020
6254152320215420520
713346401060633053
oct1327335715725440
9215885841813433
1049988842793760
1114a23170606992
12573420a384740
1321b7c0a0756b0
14c4b6898d4a9a
155ba4d03bade0
hex2d76ef37ab20

49988842793760 has 384 divisors, whose sum is σ = 171368471957760. Its totient is φ = 12175301984256.

The previous prime is 49988842793759. The next prime is 49988842793761. The reversal of 49988842793760 is 6739724888994.

It is an interprime number because it is at equal distance from previous prime (49988842793759) and next prime (49988842793761).

It is not an unprimeable number, because it can be changed into a prime (49988842793761) 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, 498507147 + ... + 498607413.

It is an arithmetic number, because the mean of its divisors is an integer number (446272062390).

Almost surely, 249988842793760 is an apocalyptic number.

49988842793760 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49988842793760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85684235978880).

49988842793760 is an abundant number, since it is smaller than the sum of its proper divisors (121379629164000).

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

49988842793760 is a wasteful number, since it uses less digits than its factorization.

49988842793760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101140 (or 101132 counting only the distinct ones).

The product of its (nonzero) digits is 10534551552, while the sum is 84.

The spelling of 49988842793760 in words is "forty-nine trillion, nine hundred eighty-eight billion, eight hundred forty-two million, seven hundred ninety-three thousand, seven hundred sixty".