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53028052803 = 3211839638423
BaseRepresentation
bin110001011000101101…
…111101111101000011
312001212121122012011200
4301120231331331003
51332100140142203
640205531112243
73555041004015
oct613055757503
9161777565150
1053028052803
1120541a53a30
12a33aba2683
1350011c6b4b
1427d095a1b5
1515a562a9a3
hexc58b7df43

53028052803 has 24 divisors (see below), whose sum is σ = 83659080960. Its totient is φ = 32099858160.

The previous prime is 53028052711. The next prime is 53028052811. The reversal of 53028052803 is 30825082035.

53028052803 is a `hidden beast` number, since 53 + 0 + 2 + 80 + 528 + 0 + 3 = 666.

It is not a de Polignac number, because 53028052803 - 28 = 53028052547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53028052843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 236151 + ... + 402272.

It is an arithmetic number, because the mean of its divisors is an integer number (3485795040).

Almost surely, 253028052803 is an apocalyptic number.

53028052803 is a deficient number, since it is larger than the sum of its proper divisors (30631028157).

53028052803 is a wasteful number, since it uses less digits than its factorization.

53028052803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639279 (or 639276 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

It can be divided in two parts, 5302 and 8052803, that added together give a triangular number (8058105 = T4014).

The spelling of 53028052803 in words is "fifty-three billion, twenty-eight million, fifty-two thousand, eight hundred three".

Divisors: 1 3 9 11 33 99 839 2517 7551 9229 27687 83061 638423 1915269 5745807 7022653 21067959 63203877 535636897 1606910691 4820732073 5892005867 17676017601 53028052803