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49248963351 = 3271276155351
BaseRepresentation
bin101101110111011101…
…111000101100010111
311201010020121120000200
4231313131320230113
51301330213311401
634342532111543
73362302165350
oct556735705427
9151106546020
1049248963351
1119982835105
1296654655b3
13484b2a1443
142552aacd27
151433990686
hexb77778b17

49248963351 has 24 divisors (see below), whose sum is σ = 81940045824. Its totient is φ = 27920667600.

The previous prime is 49248963349. The next prime is 49248963359. The reversal of 49248963351 is 15336984294.

49248963351 is a `hidden beast` number, since 49 + 248 + 9 + 6 + 3 + 351 = 666.

It is not a de Polignac number, because 49248963351 - 21 = 49248963349 is a prime.

It is a super-2 number, since 2×492489633512 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49248963359) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3069675 + ... + 3085676.

It is an arithmetic number, because the mean of its divisors is an integer number (3414168576).

Almost surely, 249248963351 is an apocalyptic number.

49248963351 is a deficient number, since it is larger than the sum of its proper divisors (32691082473).

49248963351 is a wasteful number, since it uses less digits than its factorization.

49248963351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6155491 (or 6155488 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The spelling of 49248963351 in words is "forty-nine billion, two hundred forty-eight million, nine hundred sixty-three thousand, three hundred fifty-one".

Divisors: 1 3 7 9 21 63 127 381 889 1143 2667 8001 6155351 18466053 43087457 55398159 129262371 387787113 781729577 2345188731 5472107039 7035566193 16416321117 49248963351