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48918155143 = 1113342085001
BaseRepresentation
bin101101100011101111…
…111100111110000111
311200021012010202110211
4231203233330332013
51300141021431033
634250033500251
73351144313054
oct554357747607
9150235122424
1048918155143
1119823028aa0
129592711687
1347c78a7840
142520b9a02b
1514148e82cd
hexb63bfcf87

48918155143 has 8 divisors (see below), whose sum is σ = 57470280336. Its totient is φ = 41050200000.

The previous prime is 48918155141. The next prime is 48918155149. The reversal of 48918155143 is 34155181984.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 48918155143 - 21 = 48918155141 is a prime.

It is a super-3 number, since 3×489181551433 (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48918155141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171042358 + ... + 171042643.

It is an arithmetic number, because the mean of its divisors is an integer number (7183785042).

Almost surely, 248918155143 is an apocalyptic number.

48918155143 is a deficient number, since it is larger than the sum of its proper divisors (8552125193).

48918155143 is a wasteful number, since it uses less digits than its factorization.

48918155143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342085025.

The product of its digits is 691200, while the sum is 49.

The spelling of 48918155143 in words is "forty-eight billion, nine hundred eighteen million, one hundred fifty-five thousand, one hundred forty-three".

Divisors: 1 11 13 143 342085001 3762935011 4447105013 48918155143