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4988343520 = 25531177147
BaseRepresentation
bin1001010010101010…
…00001010011100000
3110212122110002212201
410221111001103200
540204003443040
62142553302544
7234421135366
oct45125012340
913778402781
104988343520
11212a876356
12b72704a54
1361660a074
14354709636
151e2e02a9a
hex1295414e0

4988343520 has 24 divisors (see below), whose sum is σ = 11784961944. Its totient is φ = 1995337344.

The previous prime is 4988343497. The next prime is 4988343533. The reversal of 4988343520 is 253438894.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15588414 + ... + 15588733.

It is an arithmetic number, because the mean of its divisors is an integer number (491040081).

Almost surely, 24988343520 is an apocalyptic number.

4988343520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4988343520 is an abundant number, since it is smaller than the sum of its proper divisors (6796618424).

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

4988343520 is a wasteful number, since it uses less digits than its factorization.

4988343520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31177162 (or 31177154 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 4988343520 is about 70628.2062635035. The cubic root of 4988343520 is about 1708.6460926847.

The spelling of 4988343520 in words is "four billion, nine hundred eighty-eight million, three hundred forty-three thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 31177147 62354294 124708588 155885735 249417176 311771470 498834352 623542940 997668704 1247085880 2494171760 4988343520