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48102069 = 383193181
BaseRepresentation
bin1011011101111…
…1101010110101
310100111211122010
42313133222311
544303231234
64434554433
71122601161
oct267375265
9110454563
1048102069
1125174884
1214138a19
139c72582
146561ca1
1543526e9
hex2ddfab5

48102069 has 8 divisors (see below), whose sum is σ = 64909152. Its totient is φ = 31681520.

The previous prime is 48102031. The next prime is 48102071. The reversal of 48102069 is 96020184.

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 48102069 - 27 = 48101941 is a prime.

It is a super-3 number, since 3×481020693 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48102029) 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, 96342 + ... + 96839.

It is an arithmetic number, because the mean of its divisors is an integer number (8113644).

Almost surely, 248102069 is an apocalyptic number.

It is an amenable number.

48102069 is a deficient number, since it is larger than the sum of its proper divisors (16807083).

48102069 is a wasteful number, since it uses less digits than its factorization.

48102069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193267.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 48102069 is about 6935.5655140731. The cubic root of 48102069 is about 363.6815357501.

The spelling of 48102069 in words is "forty-eight million, one hundred two thousand, sixty-nine".

Divisors: 1 3 83 249 193181 579543 16034023 48102069