Base | Representation |
---|---|
bin | 1101111110011… |
… | …1101000000101 |
3 | 11002022020002201 |
4 | 3133213220011 |
5 | 110001323141 |
6 | 5452234501 |
7 | 1311160006 |
oct | 337475005 |
9 | 132266081 |
10 | 58620421 |
11 | 300a9432 |
12 | 1776ba31 |
13 | c1b6052 |
14 | 7add1ad |
15 | 522e031 |
hex | 37e7a05 |
58620421 has 4 divisors (see below), whose sum is σ = 59867712. Its totient is φ = 57373132.
The previous prime is 58620413. The next prime is 58620427. The reversal of 58620421 is 12402685.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 58620421 - 23 = 58620413 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 58620421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (58620427) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 623575 + ... + 623668.
It is an arithmetic number, because the mean of its divisors is an integer number (14966928).
Almost surely, 258620421 is an apocalyptic number.
It is an amenable number.
58620421 is a deficient number, since it is larger than the sum of its proper divisors (1247291).
58620421 is a wasteful number, since it uses less digits than its factorization.
58620421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1247290.
The product of its (nonzero) digits is 3840, while the sum is 28.
The square root of 58620421 is about 7656.3973904180. The cubic root of 58620421 is about 388.4629862147.
The spelling of 58620421 in words is "fifty-eight million, six hundred twenty thousand, four hundred twenty-one".
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