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53136256233 = 3731971231631
BaseRepresentation
bin110001011111001010…
…101110110011101001
312002011011020111101010
4301133022232303221
51332310340144413
640224354214133
73560523503634
oct613712566351
9162134214333
1053136256233
1120598038855
12a36b284349
13501a750548
142801084c1b
1515aeda0dc3
hexc5f2aece9

53136256233 has 16 divisors (see below), whose sum is σ = 72183488256. Its totient is φ = 34761525120.

The previous prime is 53136256189. The next prime is 53136256241. The reversal of 53136256233 is 33265263135.

It is a happy number.

It is not a de Polignac number, because 53136256233 - 213 = 53136248041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53136256191 and 53136256200.

It is not an unprimeable number, because it can be changed into a prime (53136256133) 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, 572673 + ... + 658958.

It is an arithmetic number, because the mean of its divisors is an integer number (4511468016).

Almost surely, 253136256233 is an apocalyptic number.

It is an amenable number.

53136256233 is a deficient number, since it is larger than the sum of its proper divisors (19047232023).

53136256233 is a wasteful number, since it uses less digits than its factorization.

53136256233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231904.

The product of its digits is 291600, while the sum is 39.

The spelling of 53136256233 in words is "fifty-three billion, one hundred thirty-six million, two hundred fifty-six thousand, two hundred thirty-three".

Divisors: 1 3 73 197 219 591 14381 43143 1231631 3694893 89909063 242631307 269727189 727893921 17712085411 53136256233