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47424254 = 2171394831
BaseRepresentation
bin1011010011101…
…0001011111110
310022020101211212
42310322023332
544120034004
64412244422
71114046063
oct264721376
9108211755
1047424254
11248515a9
1213a70712
139a95bb7
146426c6a
15426b96e
hex2d3a2fe

47424254 has 8 divisors (see below), whose sum is σ = 75320928. Its totient is φ = 22317280.

The previous prime is 47424233. The next prime is 47424263. The reversal of 47424254 is 45242474.

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

It is a self number, because there is not a number n which added to its sum of digits gives 47424254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697382 + ... + 697449.

It is an arithmetic number, because the mean of its divisors is an integer number (9415116).

Almost surely, 247424254 is an apocalyptic number.

47424254 is a deficient number, since it is larger than the sum of its proper divisors (27896674).

47424254 is a wasteful number, since it uses less digits than its factorization.

47424254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394850.

The product of its digits is 35840, while the sum is 32.

The square root of 47424254 is about 6886.5269911618. The cubic root of 47424254 is about 361.9652144469.

The spelling of 47424254 in words is "forty-seven million, four hundred twenty-four thousand, two hundred fifty-four".

Divisors: 1 2 17 34 1394831 2789662 23712127 47424254