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1011010010004 = 223228083611389
BaseRepresentation
bin11101011011001001110…
…01000111101110010100
310120122121000200212212100
432231210321013232110
5113031022030310004
62052241313122100
7133020525202401
oct16554471075624
93518530625770
101011010010004
1135a848880415
12143b35259330
13744512b9467
1436d0c7a12a8
151b473131739
hexeb64e47b94

1011010010004 has 18 divisors (see below), whose sum is σ = 2555608636490. Its totient is φ = 337003336656.

The previous prime is 1011010009993. The next prime is 1011010010009. The reversal of 1011010010004 is 4000100101101.

It can be written as a sum of positive squares in only one way, i.e., 864152441604 + 146857568400 = 929598^2 + 383220^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011010010009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14041805659 + ... + 14041805730.

Almost surely, 21011010010004 is an apocalyptic number.

It is an amenable number.

1011010010004 is an abundant number, since it is smaller than the sum of its proper divisors (1544598626486).

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

1011010010004 is a wasteful number, since it uses less digits than its factorization.

1011010010004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28083611399 (or 28083611394 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1011010010004 its reverse (4000100101101), we get a palindrome (5011110111105).

The spelling of 1011010010004 in words is "one trillion, eleven billion, ten million, ten thousand, four".

Divisors: 1 2 3 4 6 9 12 18 36 28083611389 56167222778 84250834167 112334445556 168501668334 252752502501 337003336668 505505005002 1011010010004