Base | Representation |
---|---|
bin | 1000110000100001… |
… | …1110000010010101 |
3 | 20001211212201102210 |
4 | 2030020132002111 |
5 | 14303330433141 |
6 | 1025142424033 |
7 | 112155300045 |
oct | 21410360225 |
9 | 6054781383 |
10 | 2351030421 |
11 | aa7105a53 |
12 | 557432019 |
13 | 2b610157c |
14 | 184353725 |
15 | db601916 |
hex | 8c21e095 |
2351030421 has 8 divisors (see below), whose sum is σ = 3235826944. Its totient is φ = 1516793760.
The previous prime is 2351030413. The next prime is 2351030443. The reversal of 2351030421 is 1240301532.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2351030421 - 23 = 2351030413 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 (2351030221) 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, 12639856 + ... + 12640041.
It is an arithmetic number, because the mean of its divisors is an integer number (404478368).
Almost surely, 22351030421 is an apocalyptic number.
It is an amenable number.
2351030421 is a deficient number, since it is larger than the sum of its proper divisors (884796523).
2351030421 is a wasteful number, since it uses less digits than its factorization.
2351030421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25279931.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 2351030421 is about 48487.4253905072. The cubic root of 2351030421 is about 1329.6971856632.
Adding to 2351030421 its reverse (1240301532), we get a palindrome (3591331953).
The spelling of 2351030421 in words is "two billion, three hundred fifty-one million, thirty thousand, four hundred twenty-one".
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