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47918751468135 = 353379479476057
BaseRepresentation
bin10101110010100111101000…
…01010001100101001100111
320021122222200011212100102220
422321103310022030221213
522240100100333440020
6245525323122203423
713044005221661622
oct1271236412145147
9207588604770386
1047918751468135
11142a5256a67809
12545ab84ab3573
13209794649c562
14bb93cc258db9
15581723c8d240
hex2b94f428ca67

47918751468135 has 16 divisors (see below), whose sum is σ = 76897509782496. Its totient is φ = 25480831638528.

The previous prime is 47918751468109. The next prime is 47918751468151. The reversal of 47918751468135 is 53186415781974.

47918751468135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 47918751468135 - 214 = 47918751451751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47918751468135.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4739732974 + ... + 4739743083.

It is an arithmetic number, because the mean of its divisors is an integer number (4806094361406).

Almost surely, 247918751468135 is an apocalyptic number.

47918751468135 is a deficient number, since it is larger than the sum of its proper divisors (28978758314361).

47918751468135 is a wasteful number, since it uses less digits than its factorization.

47918751468135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9479476402.

The product of its digits is 203212800, while the sum is 69.

The spelling of 47918751468135 in words is "forty-seven trillion, nine hundred eighteen billion, seven hundred fifty-one million, four hundred sixty-eight thousand, one hundred thirty-five".

Divisors: 1 3 5 15 337 1011 1685 5055 9479476057 28438428171 47397380285 142192140855 3194583431209 9583750293627 15972917156045 47918751468135