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48228187982 = 21319116575861
BaseRepresentation
bin101100111010100111…
…111011111101001110
311121111002211210110112
4230322213323331032
51242232404003412
634053345240022
73325065556022
oct547247737516
9147432753415
1048228187982
11194a96114a7
12941b633012
13471796bc50
1424972b4382
1513c4058722
hexb3a9fbf4e

48228187982 has 32 divisors (see below), whose sum is σ = 78375596544. Its totient is φ = 22125484800.

The previous prime is 48228187883. The next prime is 48228187993. The reversal of 48228187982 is 28978182284.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8225732 + ... + 8231592.

It is an arithmetic number, because the mean of its divisors is an integer number (2449237392).

Almost surely, 248228187982 is an apocalyptic number.

48228187982 is a deficient number, since it is larger than the sum of its proper divisors (30147408562).

48228187982 is a wasteful number, since it uses less digits than its factorization.

48228187982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7724.

The product of its digits is 8257536, while the sum is 59.

The spelling of 48228187982 in words is "forty-eight billion, two hundred twenty-eight million, one hundred eighty-seven thousand, nine hundred eighty-two".

Divisors: 1 2 13 26 191 382 1657 2483 3314 4966 5861 11722 21541 43082 76193 152386 316487 632974 1119451 2238902 4114331 8228662 9711677 14552863 19423354 29105726 126251801 252503602 1854930307 3709860614 24114093991 48228187982