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55523097 = 337293773
BaseRepresentation
bin1101001111001…
…1011100011001
310212110212101000
43103303130121
5103203214342
65302015213
71242636630
oct323633431
9125425330
1055523097
1129383363
1216717509
13b670306
147534517
154d1b44c
hex34f3719

55523097 has 16 divisors (see below), whose sum is σ = 94007680. Its totient is φ = 31727376.

The previous prime is 55523087. The next prime is 55523113. The reversal of 55523097 is 79032555.

It is not a de Polignac number, because 55523097 - 214 = 55506713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55523047) 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, 146698 + ... + 147075.

It is an arithmetic number, because the mean of its divisors is an integer number (5875480).

Almost surely, 255523097 is an apocalyptic number.

It is an amenable number.

55523097 is a deficient number, since it is larger than the sum of its proper divisors (38484583).

55523097 is a wasteful number, since it uses less digits than its factorization.

55523097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293789 (or 293783 counting only the distinct ones).

The product of its (nonzero) digits is 47250, while the sum is 36.

The square root of 55523097 is about 7451.3822207695. The cubic root of 55523097 is about 381.4970881658.

It can be divided in two parts, 5552 and 3097, that added together give a square (8649 = 932).

The spelling of 55523097 in words is "fifty-five million, five hundred twenty-three thousand, ninety-seven".

Divisors: 1 3 7 9 21 27 63 189 293773 881319 2056411 2643957 6169233 7931871 18507699 55523097