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1014020001 = 32112668889
BaseRepresentation
bin111100011100001…
…011011110100001
32121200001112221100
4330130023132201
54034042120001
6244341545013
734062012351
oct7434133641
92550045840
101014020001
1148042a265
12243715169
13132108747
149895ab61
155e050586
hex3c70b7a1

1014020001 has 6 divisors (see below), whose sum is σ = 1464695570. Its totient is φ = 676013328.

The previous prime is 1014019999. The next prime is 1014020011. The reversal of 1014020001 is 1000204101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 564537600 + 449482401 = 23760^2 + 21201^2 .

It is not a de Polignac number, because 1014020001 - 21 = 1014019999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 112668889 = 1014020001 / (1 + 0 + 1 + 4 + 0 + 2 + 0 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1014020011) 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, 56334436 + ... + 56334453.

Almost surely, 21014020001 is an apocalyptic number.

It is an amenable number.

1014020001 is a deficient number, since it is larger than the sum of its proper divisors (450675569).

1014020001 is a wasteful number, since it uses less digits than its factorization.

1014020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112668895 (or 112668892 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1014020001 is about 31843.6807074810. The cubic root of 1014020001 is about 1004.6516621550.

Adding to 1014020001 its reverse (1000204101), we get a palindrome (2014224102).

The spelling of 1014020001 in words is "one billion, fourteen million, twenty thousand, one".

Divisors: 1 3 9 112668889 338006667 1014020001