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53193372 = 2238353407
BaseRepresentation
bin1100101011101…
…0101010011100
310201002111120220
43022322222130
5102104141442
65140041340
71214064501
oct312725234
9121074526
1053193372
1128031a71
1215993250
13b035a8b
1470c94a8
154a0aeec
hex32baa9c

53193372 has 24 divisors (see below), whose sum is σ = 125615616. Its totient is φ = 17517168.

The previous prime is 53193299. The next prime is 53193373. The reversal of 53193372 is 27339135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53193373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25708 + ... + 27699.

It is an arithmetic number, because the mean of its divisors is an integer number (5233984).

Almost surely, 253193372 is an apocalyptic number.

It is an amenable number.

53193372 is an abundant number, since it is smaller than the sum of its proper divisors (72422244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53193372 is a wasteful number, since it uses less digits than its factorization.

53193372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53497 (or 53495 counting only the distinct ones).

The product of its digits is 17010, while the sum is 33.

The square root of 53193372 is about 7293.3786409318. The cubic root of 53193372 is about 376.0848514553.

The spelling of 53193372 in words is "fifty-three million, one hundred ninety-three thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 12 83 166 249 332 498 996 53407 106814 160221 213628 320442 640884 4432781 8865562 13298343 17731124 26596686 53193372