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48012471 = 321317101239
BaseRepresentation
bin1011011100100…
…1110010110111
310100100021201200
42313021302313
544242344341
64433023543
71122046023
oct267116267
9110307650
1048012471
1125113531
12140b4bb3
139c40860
14653b383
154335db6
hex2dc9cb7

48012471 has 48 divisors (see below), whose sum is σ = 80196480. Its totient is φ = 27417600.

The previous prime is 48012469. The next prime is 48012479. The reversal of 48012471 is 17421084.

It is not a de Polignac number, because 48012471 - 21 = 48012469 is a prime.

It is a super-3 number, since 3×480124713 (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 (48012479) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 200770 + ... + 201008.

It is an arithmetic number, because the mean of its divisors is an integer number (1670760).

Almost surely, 248012471 is an apocalyptic number.

48012471 is a deficient number, since it is larger than the sum of its proper divisors (32184009).

48012471 is a wasteful number, since it uses less digits than its factorization.

48012471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 48012471 is about 6929.1031887251. The cubic root of 48012471 is about 363.4555898840.

The spelling of 48012471 in words is "forty-eight million, twelve thousand, four hundred seventy-one".

Divisors: 1 3 9 13 17 39 51 101 117 153 221 239 303 663 717 909 1313 1717 1989 2151 3107 3939 4063 5151 9321 11817 12189 15453 22321 24139 27963 36567 52819 66963 72417 158457 200889 217251 313807 410363 475371 941421 1231089 2824263 3693267 5334719 16004157 48012471