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48954613540 = 22571312669281
BaseRepresentation
bin101101100101111011…
…000001111100100100
311200100201202000222211
4231211323001330210
51300224340113130
634253415133204
73352066230550
oct554573017444
9150321660884
1048954613540
111984166a7a8
1295a2974204
134802301361
14252596a860
151417beaa2a
hexb65ec1f24

48954613540 has 48 divisors (see below), whose sum is σ = 118387995264. Its totient is φ = 16656307200.

The previous prime is 48954613537. The next prime is 48954613549. The reversal of 48954613540 is 4531645984.

It is not an unprimeable number, because it can be changed into a prime (48954613549) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1316301 + ... + 1352980.

It is an arithmetic number, because the mean of its divisors is an integer number (2466416568).

Almost surely, 248954613540 is an apocalyptic number.

It is an amenable number.

48954613540 is an abundant number, since it is smaller than the sum of its proper divisors (69433381724).

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

48954613540 is a wasteful number, since it uses less digits than its factorization.

48954613540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2669428 (or 2669426 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 48954613540 in words is "forty-eight billion, nine hundred fifty-four million, six hundred thirteen thousand, five hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 131 140 262 524 655 917 1310 1834 2620 3668 4585 9170 18340 2669281 5338562 10677124 13346405 18684967 26692810 37369934 53385620 74739868 93424835 186849670 349675811 373699340 699351622 1398703244 1748379055 2447730677 3496758110 4895461354 6993516220 9790922708 12238653385 24477306770 48954613540