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53101145044 = 2213275286261
BaseRepresentation
bin110001011101000100…
…110010101111010100
312002001201011122212201
4301131010302233110
51332222343120134
640221101454244
73556616166643
oct613504625724
9162051148781
1053101145044
112057a237242
12a35b571384
1350133a8cac
1427da54535a
1515abc67914
hexc5d132bd4

53101145044 has 6 divisors (see below), whose sum is σ = 92927003834. Its totient is φ = 26550572520.

The previous prime is 53101145029. The next prime is 53101145057. The reversal of 53101145044 is 44054110135.

53101145044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 28133352900 + 24967792144 = 167730^2 + 158012^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6637643127 + ... + 6637643134.

Almost surely, 253101145044 is an apocalyptic number.

It is an amenable number.

53101145044 is a deficient number, since it is larger than the sum of its proper divisors (39825858790).

53101145044 is a wasteful number, since it uses less digits than its factorization.

53101145044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13275286265 (or 13275286263 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 53101145044 its reverse (44054110135), we get a palindrome (97155255179).

The spelling of 53101145044 in words is "fifty-three billion, one hundred one million, one hundred forty-five thousand, forty-four".

Divisors: 1 2 4 13275286261 26550572522 53101145044