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49028208712884 = 223217473643213989
BaseRepresentation
bin10110010010111010001001…
…11101101101110010110100
320102121001101011101221001200
423021131010331231302310
522411234232412303014
6252135125333252500
713220112500652402
oct1311350475556264
9212531334357050
1049028208712884
1114692823723755
1255b9bb3a94130
13214845669022b
14c16d99760472
155a0509b3aa09
hex2c9744f6dcb4

49028208712884 has 72 divisors (see below), whose sum is σ = 124037975050080. Its totient is φ = 16328821689792.

The previous prime is 49028208712883. The next prime is 49028208712913. The reversal of 49028208712884 is 48821780282094.

49028208712884 is a `hidden beast` number, since 4 + 9 + 0 + 282 + 0 + 8 + 71 + 288 + 4 = 666.

It is a super-2 number, since 2×490282087128842 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49028208712883) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 229008562 + ... + 229222550.

Almost surely, 249028208712884 is an apocalyptic number.

It is an amenable number.

49028208712884 is an abundant number, since it is smaller than the sum of its proper divisors (75009766337196).

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

49028208712884 is a wasteful number, since it uses less digits than its factorization.

49028208712884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219389 (or 219384 counting only the distinct ones).

The product of its (nonzero) digits is 33030144, while the sum is 63.

The spelling of 49028208712884 in words is "forty-nine trillion, twenty-eight billion, two hundred eight million, seven hundred twelve thousand, eight hundred eighty-four".

Divisors: 1 2 3 4 6 9 12 18 36 1747 3494 3643 5241 6988 7286 10482 10929 14572 15723 20964 21858 31446 32787 43716 62892 65574 131148 213989 427978 641967 855956 1283934 1925901 2567868 3851802 6364321 7703604 12728642 19092963 25457284 38185926 57278889 76371852 114557778 229115556 373838783 747677566 779561927 1121516349 1495355132 1559123854 2243032698 2338685781 3118247708 3364549047 4486065396 4677371562 6729098094 7016057343 9354743124 13458196188 14032114686 28064229372 1361894686469 2723789372938 4085684059407 5447578745876 8171368118814 12257052178221 16342736237628 24514104356442 49028208712884