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48069047 = 13171991093
BaseRepresentation
bin1011011101011…
…1100110110111
310100110011100002
42313113212313
544301202142
64434141515
71122402665
oct267274667
9110404302
1048069047
1125151a94
121412189b
139c60530
146553c35
154347a32
hex2dd79b7

48069047 has 16 divisors (see below), whose sum is σ = 55137600. Its totient is φ = 41513472.

The previous prime is 48069041. The next prime is 48069061. The reversal of 48069047 is 74096084.

It is a happy number.

It is not a de Polignac number, because 48069047 - 26 = 48068983 is a prime.

It is a super-3 number, since 3×480690473 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48069047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48069041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43433 + ... + 44525.

It is an arithmetic number, because the mean of its divisors is an integer number (3446100).

Almost surely, 248069047 is an apocalyptic number.

48069047 is a deficient number, since it is larger than the sum of its proper divisors (7068553).

48069047 is a wasteful number, since it uses less digits than its factorization.

48069047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 48069047 is about 6933.1844775687. The cubic root of 48069047 is about 363.5982944181.

The spelling of 48069047 in words is "forty-eight million, sixty-nine thousand, forty-seven".

Divisors: 1 13 17 199 221 1093 2587 3383 14209 18581 43979 217507 241553 2827591 3697619 48069047