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47928417241 = 187125616471
BaseRepresentation
bin101100101000110000…
…011001101111011001
311120201012202212022111
4230220300121233121
51241124133322431
634003520152321
73314465552605
oct545060315731
9146635685274
1047928417241
1119365384291
1293571686a1
13469a821603
142469560505
1513a7a927b1
hexb28c19bd9

47928417241 has 4 divisors (see below), whose sum is σ = 47954035584. Its totient is φ = 47902798900.

The previous prime is 47928417233. The next prime is 47928417269. The reversal of 47928417241 is 14271482974.

It is a happy number.

47928417241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 47928417241 - 23 = 47928417233 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47928417281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12806365 + ... + 12810106.

It is an arithmetic number, because the mean of its divisors is an integer number (11988508896).

Almost surely, 247928417241 is an apocalyptic number.

It is an amenable number.

47928417241 is a deficient number, since it is larger than the sum of its proper divisors (25618343).

47928417241 is a wasteful number, since it uses less digits than its factorization.

47928417241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25618342.

The product of its digits is 903168, while the sum is 49.

The spelling of 47928417241 in words is "forty-seven billion, nine hundred twenty-eight million, four hundred seventeen thousand, two hundred forty-one".

Divisors: 1 1871 25616471 47928417241