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230060621 = 743764321
BaseRepresentation
bin11011011011001…
…11001001001101
3121000220021211202
431231213021031
5432343414441
634454555245
75462324450
oct1555471115
9530807752
10230060621
11108954a4a
1265068b25
1338880a5b
14227a9497
15152e619b
hexdb6724d

230060621 has 8 divisors (see below), whose sum is σ = 269041344. Its totient is φ = 192608640.

The previous prime is 230060599. The next prime is 230060657. The reversal of 230060621 is 126060032.

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

It is not a de Polignac number, because 230060621 - 210 = 230059597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 230060593 and 230060602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230060681) 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, 381860 + ... + 382461.

It is an arithmetic number, because the mean of its divisors is an integer number (33630168).

Almost surely, 2230060621 is an apocalyptic number.

It is an amenable number.

230060621 is a deficient number, since it is larger than the sum of its proper divisors (38980723).

230060621 is an equidigital number, since it uses as much as digits as its factorization.

230060621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764371.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 230060621 is about 15167.7493716108. The cubic root of 230060621 is about 612.7463918322.

The spelling of 230060621 in words is "two hundred thirty million, sixty thousand, six hundred twenty-one".

Divisors: 1 7 43 301 764321 5350247 32865803 230060621