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47975001 = 325036389
BaseRepresentation
bin1011011100000…
…0101001011001
310100021101022220
42313000221121
544240200001
64432134253
71121531544
oct267005131
9110241286
1047975001
1125098368
1214097389
139c29799
14652b85b
154329c36
hex2dc0a59

47975001 has 8 divisors (see below), whose sum is σ = 64002240. Its totient is φ = 31965552.

The previous prime is 47974999. The next prime is 47975021. The reversal of 47975001 is 10057974.

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

It is not a de Polignac number, because 47975001 - 21 = 47974999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47975021) 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, 4315 + ... + 10703.

It is an arithmetic number, because the mean of its divisors is an integer number (8000280).

Almost surely, 247975001 is an apocalyptic number.

It is an amenable number.

47975001 is a deficient number, since it is larger than the sum of its proper divisors (16027239).

47975001 is a wasteful number, since it uses less digits than its factorization.

47975001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8895.

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 47975001 is about 6926.3988478863. The cubic root of 47975001 is about 363.3610156690.

The spelling of 47975001 in words is "forty-seven million, nine hundred seventy-five thousand, one".

Divisors: 1 3 2503 6389 7509 19167 15991667 47975001