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5123548080 = 243557231637
BaseRepresentation
bin1001100010110001…
…10010001110110000
3111020001212012200000
410301120302032300
540443112014310
62204223230000
7240652303650
oct46130621660
914201765600
105123548080
11219a122562
12baba48300
13638628771
14368662360
151eec0d4c0
hex1316323b0

5123548080 has 480 divisors, whose sum is σ = 21292637184. Its totient is φ = 1119495168.

The previous prime is 5123548063. The next prime is 5123548091. The reversal of 5123548080 is 808453215.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3129022 + ... + 3130658.

Almost surely, 25123548080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5123548080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10646318592).

5123548080 is an abundant number, since it is smaller than the sum of its proper divisors (16169089104).

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

5123548080 is a wasteful number, since it uses less digits than its factorization.

5123548080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695 (or 1677 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 5123548080 is about 71578.9639489145. The cubic root of 5123548080 is about 1723.9457906487.

The spelling of 5123548080 in words is "five billion, one hundred twenty-three million, five hundred forty-eight thousand, eighty".