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53257642076 = 22193132152223
BaseRepresentation
bin110001100110011001…
…110010000001011100
312002110121122112110002
4301212121302001130
51333032424021301
640244412033432
73563526326342
oct614631620134
9162417575402
1053257642076
112064a606831
12a3a3a62878
1350399411a2
142813241992
1515ba87c16b
hexc6667205c

53257642076 has 24 divisors (see below), whose sum is σ = 93756493824. Its totient is φ = 26470287360.

The previous prime is 53257642051. The next prime is 53257642153. The reversal of 53257642076 is 67024675235.

It is a self number, because there is not a number n which added to its sum of digits gives 53257642076.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 993701 + ... + 1045923.

It is an arithmetic number, because the mean of its divisors is an integer number (3906520576).

Almost surely, 253257642076 is an apocalyptic number.

It is an amenable number.

53257642076 is a deficient number, since it is larger than the sum of its proper divisors (40498851748).

53257642076 is a wasteful number, since it uses less digits than its factorization.

53257642076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53741 (or 53739 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 53257642076 in words is "fifty-three billion, two hundred fifty-seven million, six hundred forty-two thousand, seventy-six".

Divisors: 1 2 4 193 386 772 1321 2642 5284 52223 104446 208892 254953 509906 1019812 10079039 20158078 40316156 68986583 137973166 275946332 13314410519 26628821038 53257642076