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47412049 = 194753093
BaseRepresentation
bin1011010011011…
…1001101010001
310022012210002211
42310313031101
544114141144
64412112121
71113665356
oct264671521
9108183084
1047412049
1124843413
1213a65641
139a90489
14642262d
154268034
hex2d37351

47412049 has 8 divisors (see below), whose sum is σ = 50970240. Its totient is φ = 43960176.

The previous prime is 47412047. The next prime is 47412061. The reversal of 47412049 is 94021474.

47412049 is nontrivially palindromic in base 5.

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 47412049 - 21 = 47412047 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 47412049.

It is not an unprimeable number, because it can be changed into a prime (47412047) 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, 25654 + ... + 27439.

It is an arithmetic number, because the mean of its divisors is an integer number (6371280).

Almost surely, 247412049 is an apocalyptic number.

It is an amenable number.

47412049 is a deficient number, since it is larger than the sum of its proper divisors (3558191).

47412049 is a wasteful number, since it uses less digits than its factorization.

47412049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53159.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 47412049 is about 6885.6407835437. The cubic root of 47412049 is about 361.9341602633.

The spelling of 47412049 in words is "forty-seven million, four hundred twelve thousand, forty-nine".

Divisors: 1 19 47 893 53093 1008767 2495371 47412049