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53100268378 = 226550134189
BaseRepresentation
bin110001011101000001…
…011100101101011010
312002001122112010022121
4301131001130231122
51332222132042003
640221031011454
73556605556033
oct613501345532
9162048463277
1053100268378
1120579798623
12a35b209b8a
13501315cc61
1427da397a8a
1515abb42cbd
hexc5d05cb5a

53100268378 has 4 divisors (see below), whose sum is σ = 79650402570. Its totient is φ = 26550134188.

The previous prime is 53100268367. The next prime is 53100268379. The reversal of 53100268378 is 87386200135.

53100268378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38190148929 + 14910119449 = 195423^2 + 122107^2 .

It is not an unprimeable number, because it can be changed into a prime (53100268379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13275067093 + ... + 13275067096.

Almost surely, 253100268378 is an apocalyptic number.

53100268378 is a deficient number, since it is larger than the sum of its proper divisors (26550134192).

53100268378 is a wasteful number, since it uses less digits than its factorization.

53100268378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26550134191.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 53100268378 in words is "fifty-three billion, one hundred million, two hundred sixty-eight thousand, three hundred seventy-eight".

Divisors: 1 2 26550134189 53100268378