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30052401 = 393710691
BaseRepresentation
bin111001010100…
…1000000110001
32002112211010220
41302221000301
530143134101
62552043253
7513304221
oct162510061
962484126
1030052401
1115a668a5
12a093529
1362c2ab2
143dc4081
152989636
hex1ca9031

30052401 has 8 divisors (see below), whose sum is σ = 40116384. Its totient is φ = 20011680.

The previous prime is 30052369. The next prime is 30052409. The reversal of 30052401 is 10425003.

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

It is not a de Polignac number, because 30052401 - 25 = 30052369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30052409) 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, 2535 + ... + 8156.

It is an arithmetic number, because the mean of its divisors is an integer number (5014548).

Almost surely, 230052401 is an apocalyptic number.

It is an amenable number.

30052401 is a deficient number, since it is larger than the sum of its proper divisors (10063983).

30052401 is a wasteful number, since it uses less digits than its factorization.

30052401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11631.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 30052401 is about 5482.0070229798. The cubic root of 30052401 is about 310.9040587976.

Adding to 30052401 its reverse (10425003), we get a palindrome (40477404).

The spelling of 30052401 in words is "thirty million, fifty-two thousand, four hundred one".

Divisors: 1 3 937 2811 10691 32073 10017467 30052401