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53678001 = 3131376359
BaseRepresentation
bin1100110011000…
…0111110110001
310202000010101010
43030300332301
5102220144001
65154301133
71221153426
oct314607661
9122003333
1053678001
1128333093
1215b877a9
13b175540
1471b3d4d
154aa48d6
hex3330fb1

53678001 has 8 divisors (see below), whose sum is σ = 77076160. Its totient is φ = 33032592.

The previous prime is 53677999. The next prime is 53678003. The reversal of 53678001 is 10087635.

It is an interprime number because it is at equal distance from previous prime (53677999) and next prime (53678003).

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

It is not a de Polignac number, because 53678001 - 21 = 53677999 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 53678001.

It is not an unprimeable number, because it can be changed into a prime (53678003) 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, 688141 + ... + 688218.

It is an arithmetic number, because the mean of its divisors is an integer number (9634520).

Almost surely, 253678001 is an apocalyptic number.

It is an amenable number.

53678001 is a deficient number, since it is larger than the sum of its proper divisors (23398159).

53678001 is a wasteful number, since it uses less digits than its factorization.

53678001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376375.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 53678001 is about 7326.5272128069. The cubic root of 53678001 is about 377.2235327912.

The spelling of 53678001 in words is "fifty-three million, six hundred seventy-eight thousand, one".

Divisors: 1 3 13 39 1376359 4129077 17892667 53678001