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1001061080 = 235179139813
BaseRepresentation
bin111011101010101…
…111101011011000
32120202200011122022
4323222233223120
54022232423310
6243200114012
733543610265
oct7352575330
92522604568
101001061080
11474089008
1223b305908
1312c51c146
1496d4626c
155cd40a55
hex3baafad8

1001061080 has 32 divisors (see below), whose sum is σ = 2264986800. Its totient is φ = 398184576.

The previous prime is 1001061073. The next prime is 1001061107. The reversal of 1001061080 is 801601001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62747 + ... + 77066.

Almost surely, 21001061080 is an apocalyptic number.

1001061080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001061080 is an abundant number, since it is smaller than the sum of its proper divisors (1263925720).

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

1001061080 is a wasteful number, since it uses less digits than its factorization.

1001061080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140003 (or 139999 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

The square root of 1001061080 is about 31639.5493014676. The cubic root of 1001061080 is about 1000.3535683081.

Adding to 1001061080 its reverse (801601001), we get a palindrome (1802662081).

The spelling of 1001061080 in words is "one billion, one million, sixty-one thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 179 358 716 895 1432 1790 3580 7160 139813 279626 559252 699065 1118504 1398130 2796260 5592520 25026527 50053054 100106108 125132635 200212216 250265270 500530540 1001061080