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47980919060 = 2252399045953
BaseRepresentation
bin101100101011111000…
…101011100100010100
311120211212120020021022
4230223320223210110
51241231103402220
634013033340312
73316004040254
oct545370534424
9146755506238
1047980919060
1119391a83718
129370867698
1346a8674689
142472509964
1513ac4b3925
hexb2be2b914

47980919060 has 12 divisors (see below), whose sum is σ = 100759930068. Its totient is φ = 19192367616.

The previous prime is 47980919057. The next prime is 47980919071. The reversal of 47980919060 is 6091908974.

It is a happy number.

47980919060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 22122992644 + 25857926416 = 148738^2 + 160804^2 .

It is a junction number, because it is equal to n+sod(n) for n = 47980918993 and 47980919011.

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, 1199522957 + ... + 1199522996.

It is an arithmetic number, because the mean of its divisors is an integer number (8396660839).

Almost surely, 247980919060 is an apocalyptic number.

It is an amenable number.

47980919060 is an abundant number, since it is smaller than the sum of its proper divisors (52779011008).

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

47980919060 is a wasteful number, since it uses less digits than its factorization.

47980919060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399045962 (or 2399045960 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 53.

The spelling of 47980919060 in words is "forty-seven billion, nine hundred eighty million, nine hundred nineteen thousand, sixty".

Divisors: 1 2 4 5 10 20 2399045953 4798091906 9596183812 11995229765 23990459530 47980919060