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47828428011 = 3271360197169
BaseRepresentation
bin101100100010110010…
…111110010011101011
311120110020121212212200
4230202302332103223
51240423034144021
633545545111243
73312142634040
oct544262762353
9146406555780
1047828428011
111931399a961
129329788523
134682bb29a0
14245a1731c7
15139dde1126
hexb22cbe4eb

47828428011 has 48 divisors (see below), whose sum is σ = 85170671040. Its totient is φ = 25185945600.

The previous prime is 47828428003. The next prime is 47828428013. The reversal of 47828428011 is 11082482874.

It is not a de Polignac number, because 47828428011 - 23 = 47828428003 is a prime.

It is a super-2 number, since 2×478284280112 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47828428013) 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, 443635 + ... + 540803.

It is an arithmetic number, because the mean of its divisors is an integer number (1774388980).

Almost surely, 247828428011 is an apocalyptic number.

47828428011 is a deficient number, since it is larger than the sum of its proper divisors (37342243029).

47828428011 is a wasteful number, since it uses less digits than its factorization.

47828428011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97796 (or 97793 counting only the distinct ones).

The product of its (nonzero) digits is 229376, while the sum is 45.

The spelling of 47828428011 in words is "forty-seven billion, eight hundred twenty-eight million, four hundred twenty-eight thousand, eleven".

Divisors: 1 3 7 9 13 21 39 63 91 117 273 601 819 1803 4207 5409 7813 12621 23439 37863 54691 70317 97169 164073 291507 492219 680183 874521 1263197 2040549 3789591 6121647 8842379 11368773 26527137 58398569 79581411 175195707 408789983 525587121 759181397 1226369949 2277544191 3679109847 5314269779 6832632573 15942809337 47828428011