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55703369 = 165733617
BaseRepresentation
bin1101010001111…
…1011101001001
310212211000122202
43110133131021
5103230001434
65305525545
71244320331
oct324373511
9125730582
1055703369
1129496847
12167a38b5
13b704397
1475800c1
154d54a7e
hex351f749

55703369 has 4 divisors (see below), whose sum is σ = 55738644. Its totient is φ = 55668096.

The previous prime is 55703363. The next prime is 55703381. The reversal of 55703369 is 96330755.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11971600 + 43731769 = 3460^2 + 6613^2 .

It is a cyclic number.

It is not a de Polignac number, because 55703369 - 24 = 55703353 is a prime.

It is a super-2 number, since 2×557033692 = 6205730635900322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55703363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15152 + ... + 18465.

It is an arithmetic number, because the mean of its divisors is an integer number (13934661).

Almost surely, 255703369 is an apocalyptic number.

It is an amenable number.

55703369 is a deficient number, since it is larger than the sum of its proper divisors (35275).

55703369 is a wasteful number, since it uses less digits than its factorization.

55703369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35274.

The product of its (nonzero) digits is 85050, while the sum is 38.

The square root of 55703369 is about 7463.4689655682. The cubic root of 55703369 is about 381.9095228097.

The spelling of 55703369 in words is "fifty-five million, seven hundred three thousand, three hundred sixty-nine".

Divisors: 1 1657 33617 55703369