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47988960147 = 3243124002481
BaseRepresentation
bin101100101100010111…
…010110101110010011
311120212102200202120100
4230230113112232103
51241240133211042
634013521543443
73316132300542
oct545427265623
9146772622510
1047988960147
1119396576047
1293734a4b83
1346aa22b70b
142473600159
1513ad05124c
hexb2c5d6b93

47988960147 has 12 divisors (see below), whose sum is σ = 70929419704. Its totient is φ = 31248624960.

The previous prime is 47988960139. The next prime is 47988960161. The reversal of 47988960147 is 74106988974.

It is not a de Polignac number, because 47988960147 - 23 = 47988960139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47988960347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62000854 + ... + 62001627.

Almost surely, 247988960147 is an apocalyptic number.

47988960147 is a deficient number, since it is larger than the sum of its proper divisors (22940459557).

47988960147 is a wasteful number, since it uses less digits than its factorization.

47988960147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124002530 (or 124002527 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 63.

The spelling of 47988960147 in words is "forty-seven billion, nine hundred eighty-eight million, nine hundred sixty thousand, one hundred forty-seven".

Divisors: 1 3 9 43 129 387 124002481 372007443 1116022329 5332106683 15996320049 47988960147