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201030141 = 3135154619
BaseRepresentation
bin10111111101101…
…11100111111101
3112000021101111210
423332313213331
5402430431031
631540435033
74660504464
oct1376674775
9460241453
10201030141
11a3526a14
12573a8a79
1332858160
141c9ad9db
15129ae746
hexbfb79fd

201030141 has 8 divisors (see below), whose sum is σ = 288658720. Its totient is φ = 123710832.

The previous prime is 201030079. The next prime is 201030149. The reversal of 201030141 is 141030102.

It is a happy number.

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

It is not a de Polignac number, because 201030141 - 26 = 201030077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201030149) 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, 2577271 + ... + 2577348.

It is an arithmetic number, because the mean of its divisors is an integer number (36082340).

Almost surely, 2201030141 is an apocalyptic number.

It is an amenable number.

201030141 is a deficient number, since it is larger than the sum of its proper divisors (87628579).

201030141 is a wasteful number, since it uses less digits than its factorization.

201030141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5154635.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 201030141 is about 14178.5098300209. The cubic root of 201030141 is about 585.8058788887.

Adding to 201030141 its reverse (141030102), we get a palindrome (342060243).

The spelling of 201030141 in words is "two hundred one million, thirty thousand, one hundred forty-one".

Divisors: 1 3 13 39 5154619 15463857 67010047 201030141