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48102261 = 316034087
BaseRepresentation
bin1011011101111…
…1101101110101
310100111211220020
42313133231311
544303233021
64434555353
71122601554
oct267375565
9110454806
1048102261
1125174a39
1214138b59
139c7269c
146561d9b
1543527c6
hex2ddfb75

48102261 has 4 divisors (see below), whose sum is σ = 64136352. Its totient is φ = 32068172.

The previous prime is 48102247. The next prime is 48102289. The reversal of 48102261 is 16220184.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48102261 - 210 = 48101237 is a prime.

It is a super-3 number, since 3×481022613 (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48102161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8017041 + ... + 8017046.

It is an arithmetic number, because the mean of its divisors is an integer number (16034088).

Almost surely, 248102261 is an apocalyptic number.

It is an amenable number.

48102261 is a deficient number, since it is larger than the sum of its proper divisors (16034091).

48102261 is a wasteful number, since it uses less digits than its factorization.

48102261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16034090.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 48102261 is about 6935.5793557568. The cubic root of 48102261 is about 363.6820196292.

The spelling of 48102261 in words is "forty-eight million, one hundred two thousand, two hundred sixty-one".

Divisors: 1 3 16034087 48102261