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48071205 = 3357213243
BaseRepresentation
bin1011011101100…
…0001000100101
310100110021022000
42313120020211
544301234310
64434155513
71122412200
oct267301045
9110407260
1048071205
1125153676
1214122b99
139c61500
146554937
1543484c0
hex2dd8225

48071205 has 144 divisors (see below), whose sum is σ = 110151360. Its totient is φ = 19813248.

The previous prime is 48071203. The next prime is 48071213. The reversal of 48071205 is 50217084.

It is not a de Polignac number, because 48071205 - 21 = 48071203 is a prime.

It is a super-3 number, since 3×480712053 (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48071201) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1117914 + ... + 1117956.

It is an arithmetic number, because the mean of its divisors is an integer number (764940).

Almost surely, 248071205 is an apocalyptic number.

48071205 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

48071205 is an abundant number, since it is smaller than the sum of its proper divisors (62080155).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48071205 is a wasteful number, since it uses less digits than its factorization.

48071205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 48071205 is about 6933.3401041634. The cubic root of 48071205 is about 363.6037354342.

Adding to 48071205 its reverse (50217084), we get a palindrome (98288289).

The spelling of 48071205 in words is "forty-eight million, seventy-one thousand, two hundred five".

Divisors: 1 3 5 7 9 13 15 21 27 35 39 43 45 49 63 65 91 105 117 129 135 147 169 189 195 215 245 273 301 315 351 387 441 455 507 559 585 637 645 735 819 845 903 945 1161 1183 1323 1365 1505 1521 1677 1755 1911 1935 2107 2205 2457 2535 2709 2795 3185 3549 3913 4095 4515 4563 5031 5733 5805 5915 6321 6615 7267 7605 8127 8281 8385 9555 10535 10647 11739 12285 13545 15093 17199 17745 18963 19565 21801 22815 24843 25155 27391 28665 31605 31941 35217 36335 40635 41405 50869 53235 56889 58695 65403 74529 75465 82173 85995 94815 105651 109005 124215 136955 152607 159705 176085 196209 223587 246519 254345 284445 327015 356083 372645 410865 457821 528255 739557 763035 981045 1068249 1117935 1232595 1373463 1780415 2289105 3204747 3697785 5341245 6867315 9614241 16023735 48071205