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98740 = 2254937
BaseRepresentation
bin11000000110110100
312000110001
4120012310
511124430
62041044
7560605
oct300664
9160401
1098740
1168204
1249184
1335c35
1427dac
151e3ca
hex181b4

98740 has 12 divisors (see below), whose sum is σ = 207396. Its totient is φ = 39488.

The previous prime is 98737. The next prime is 98773. The reversal of 98740 is 4789.

It can be divided in two parts, 98 and 740, that added together give a palindrome (838).

It can be written as a sum of positive squares in 2 ways, for example, as 39204 + 59536 = 198^2 + 244^2 .

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 98699 and 98708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2449 + ... + 2488.

It is an arithmetic number, because the mean of its divisors is an integer number (17283).

298740 is an apocalyptic number.

It is an amenable number.

98740 is an abundant number, since it is smaller than the sum of its proper divisors (108656).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103698).

98740 is a wasteful number, since it uses less digits than its factorization.

98740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4946 (or 4944 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 98740 is about 314.2292157009. The cubic root of 98740 is about 46.2201170488.

The spelling of 98740 in words is "ninety-eight thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 4937 9874 19748 24685 49370 98740