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30200641 = 412113491
BaseRepresentation
bin111001100110…
…1001101000001
32002211100111021
41303031031001
530212410031
62555145441
7514462342
oct163151501
962740437
1030200641
1116058209
12a145281
136345403
1440220c9
1529b8511
hex1ccd341

30200641 has 8 divisors (see below), whose sum is σ = 31092768. Its totient is φ = 29316000.

The previous prime is 30200627. The next prime is 30200647. The reversal of 30200641 is 14600203.

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

It is a cyclic number.

It is not a de Polignac number, because 30200641 - 29 = 30200129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30200647) 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, 6906 + ... + 10396.

It is an arithmetic number, because the mean of its divisors is an integer number (3886596).

Almost surely, 230200641 is an apocalyptic number.

It is an amenable number.

30200641 is a deficient number, since it is larger than the sum of its proper divisors (892127).

30200641 is a wasteful number, since it uses less digits than its factorization.

30200641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3743.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 30200641 is about 5495.5109862505. The cubic root of 30200641 is about 311.4144211730.

Adding to 30200641 its reverse (14600203), we get a palindrome (44800844).

The spelling of 30200641 in words is "thirty million, two hundred thousand, six hundred forty-one".

Divisors: 1 41 211 3491 8651 143131 736601 30200641