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2030031101 = 71132566411
BaseRepresentation
bin111100011111111…
…1101000011111101
312020110212021011002
41320333331003331
513124141443401
6533234340045
7101206660010
oct17077750375
95213767132
102030031101
1195199945a
12487a2a625
13264760547
14153875377
15bd345a6b
hex78ffd0fd

2030031101 has 8 divisors (see below), whose sum is σ = 2340567744. Its totient is φ = 1724627520.

The previous prime is 2030031061. The next prime is 2030031127. The reversal of 2030031101 is 1011300302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2030031101 - 214 = 2030014717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030031701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1282415 + ... + 1283996.

It is an arithmetic number, because the mean of its divisors is an integer number (292570968).

Almost surely, 22030031101 is an apocalyptic number.

It is an amenable number.

2030031101 is a deficient number, since it is larger than the sum of its proper divisors (310536643).

2030031101 is a wasteful number, since it uses less digits than its factorization.

2030031101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566531.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 2030031101 is about 45055.8664437829. The cubic root of 2030031101 is about 1266.1958832707.

Adding to 2030031101 its reverse (1011300302), we get a palindrome (3041331403).

The spelling of 2030031101 in words is "two billion, thirty million, thirty-one thousand, one hundred one".

Divisors: 1 7 113 791 2566411 17964877 290004443 2030031101