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53284031788 = 22134733165867
BaseRepresentation
bin110001100111111110…
…011100110100101100
312002112110022021022211
4301213332130310230
51333111203004123
640251153420204
73564266540311
oct614776346454
9162473267284
1053284031788
11206634a0809
12a3b086a664
135042250ac0
142816950d08
1515bcd4140d
hexc67f9cd2c

53284031788 has 48 divisors (see below), whose sum is σ = 102867899904. Its totient is φ = 23996301120.

The previous prime is 53284031783. The next prime is 53284031831. The reversal of 53284031788 is 88713048235.

It is not an unprimeable number, because it can be changed into a prime (53284031783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 776031 + ... + 841897.

It is an arithmetic number, because the mean of its divisors is an integer number (2143081248).

Almost surely, 253284031788 is an apocalyptic number.

It is an amenable number.

53284031788 is a deficient number, since it is larger than the sum of its proper divisors (49583868116).

53284031788 is a wasteful number, since it uses less digits than its factorization.

53284031788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66262 (or 66260 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 49.

The spelling of 53284031788 in words is "fifty-three billion, two hundred eighty-four million, thirty-one thousand, seven hundred eighty-eight".

Divisors: 1 2 4 13 26 47 52 94 188 331 611 662 1222 1324 2444 4303 8606 15557 17212 31114 62228 65867 131734 202241 263468 404482 808964 856271 1712542 3095749 3425084 6191498 12382996 21801977 40244737 43603954 80489474 87207908 160978948 283425701 566851402 1024692919 1133702804 2049385838 4098771676 13321007947 26642015894 53284031788