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1010880101 = 71121193483
BaseRepresentation
bin111100010000001…
…100111001100101
32121110011000210202
4330100030321211
54032241130401
6244150400245
734023224210
oct7420147145
92543130722
101010880101
11479685200
12242660085
1313157950a
1498380777
155db3006b
hex3c40ce65

1010880101 has 12 divisors (see below), whose sum is σ = 1269866976. Its totient is φ = 787698120.

The previous prime is 1010879977. The next prime is 1010880103.

1010880101 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1010880101 - 218 = 1010617957 is a prime.

1010880101 is a strobogrammatic number because it is the same when read upside-down.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010880103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 595895 + ... + 597588.

It is an arithmetic number, because the mean of its divisors is an integer number (105822248).

Almost surely, 21010880101 is an apocalyptic number.

1010880101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1010880101 is a deficient number, since it is larger than the sum of its proper divisors (258986875).

1010880101 is a wasteful number, since it uses less digits than its factorization.

1010880101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193512 (or 1193501 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 20.

The square root of 1010880101 is about 31794.3407071133. The cubic root of 1010880101 is about 1003.6136263090.

It can be divided in two parts, 10108 and 80101, that added together give a palindrome (90209).

The spelling of 1010880101 in words is "one billion, ten million, eight hundred eighty thousand, one hundred one".

Divisors: 1 7 11 77 121 847 1193483 8354381 13128313 91898191 144411443 1010880101