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4948807987371 = 3123710531126631
BaseRepresentation
bin100100000000011101111…
…1100010011000010101011
3122112002201221022102212110
41020000323330103002223
51122040124321043441
614305241230013403
71020353034555663
oct110007374230253
918462657272773
104948807987371
111638861103806
1267b141947263
1329b894398831
14131748a051a3
1588ae33bcb16
hex4803bf130ab

4948807987371 has 16 divisors (see below), whose sum is σ = 6604424085248. Its totient is φ = 3296199160800.

The previous prime is 4948807987337. The next prime is 4948807987391. The reversal of 4948807987371 is 1737897088494.

It is not a de Polignac number, because 4948807987371 - 26 = 4948807987307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4948807987293 and 4948807987302.

It is not an unprimeable number, because it can be changed into a prime (4948807987391) 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, 39017226 + ... + 39143856.

It is an arithmetic number, because the mean of its divisors is an integer number (412776505328).

Almost surely, 24948807987371 is an apocalyptic number.

4948807987371 is a deficient number, since it is larger than the sum of its proper divisors (1655616097877).

4948807987371 is a wasteful number, since it uses less digits than its factorization.

4948807987371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138402.

The product of its (nonzero) digits is 682795008, while the sum is 75.

The spelling of 4948807987371 in words is "four trillion, nine hundred forty-eight billion, eight hundred seven million, nine hundred eighty-seven thousand, three hundred seventy-one".

Divisors: 1 3 1237 3711 10531 31593 126631 379893 13026847 39080541 156642547 469927641 1333551061 4000653183 1649602662457 4948807987371