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47472535480 = 2351186813387
BaseRepresentation
bin101100001101100101…
…010110011110111000
311112112102221200002211
4230031211112132320
51234210432113410
633450353104504
73300261615346
oct541545263670
9145472850084
1047472535480
11191510105a7
12924a558134
1346272456a6
142424bb0996
15137ca4168a
hexb0d9567b8

47472535480 has 16 divisors (see below), whose sum is σ = 106813204920. Its totient is φ = 18989014176.

The previous prime is 47472535459. The next prime is 47472535499. The reversal of 47472535480 is 8453527474.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593406654 + ... + 593406733.

Almost surely, 247472535480 is an apocalyptic number.

47472535480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47472535480 is an abundant number, since it is smaller than the sum of its proper divisors (59340669440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47472535480 is a wasteful number, since it uses less digits than its factorization.

47472535480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186813398 (or 1186813394 counting only the distinct ones).

The product of its (nonzero) digits is 3763200, while the sum is 49.

The spelling of 47472535480 in words is "forty-seven billion, four hundred seventy-two million, five hundred thirty-five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 1186813387 2373626774 4747253548 5934066935 9494507096 11868133870 23736267740 47472535480