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10555898040 = 23325316311499
BaseRepresentation
bin10011101010010111…
…00011100010111000
31000020122210011212200
421311023203202320
5133104302214130
64503241310200
7522404436642
oct116513434270
930218704780
1010555898040
114527590486
122067195360
13cc2c1441c
14721d09892
1541bab8760
hex2752e38b8

10555898040 has 192 divisors, whose sum is σ = 35493120000. Its totient is φ = 2717971200.

The previous prime is 10555898021. The next prime is 10555898081. The reversal of 10555898040 is 4089855501.

It is a happy number.

10555898040 is a `hidden beast` number, since 1 + 0 + 5 + 558 + 98 + 0 + 4 + 0 = 666.

10555898040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×105558980402 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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, 7041211 + ... + 7042709.

It is an arithmetic number, because the mean of its divisors is an integer number (184860000).

Almost surely, 210555898040 is an apocalyptic number.

10555898040 is a gapful number since it is divisible by the number (10) 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 10555898040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17746560000).

10555898040 is an abundant number, since it is smaller than the sum of its proper divisors (24937221960).

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

10555898040 is a wasteful number, since it uses less digits than its factorization.

10555898040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178 (or 2171 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 45.

The spelling of 10555898040 in words is "ten billion, five hundred fifty-five million, eight hundred ninety-eight thousand, forty".