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3078201 = 37146581
BaseRepresentation
bin1011101111100000111001
312210101111110
423233200321
51242000301
6145550533
735110230
oct13574071
95711443
103078201
111812775
121045449
1383a129
145a1b17
1540c0d6
hex2ef839

3078201 has 8 divisors (see below), whose sum is σ = 4690624. Its totient is φ = 1758960.

The previous prime is 3078199. The next prime is 3078203. The reversal of 3078201 is 1028703.

It is an interprime number because it is at equal distance from previous prime (3078199) and next prime (3078203).

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

It is not a de Polignac number, because 3078201 - 21 = 3078199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 146581 = 3078201 / (3 + 0 + 7 + 8 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3078203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73270 + ... + 73311.

It is an arithmetic number, because the mean of its divisors is an integer number (586328).

Almost surely, 23078201 is an apocalyptic number.

It is an amenable number.

3078201 is a deficient number, since it is larger than the sum of its proper divisors (1612423).

3078201 is a wasteful number, since it uses less digits than its factorization.

3078201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146591.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 3078201 is about 1754.4802649218. The cubic root of 3078201 is about 145.4673938816.

The spelling of 3078201 in words is "three million, seventy-eight thousand, two hundred one".

Divisors: 1 3 7 21 146581 439743 1026067 3078201