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54855003 = 372612143
BaseRepresentation
bin1101000101000…
…0010101011011
310211012220220210
43101100111123
5103020330003
65235422203
71234155060
oct321202533
9124186823
1054855003
1128a67415
1216454963
13b4981a8
1473dcc67
154c38503
hex345055b

54855003 has 8 divisors (see below), whose sum is σ = 83588608. Its totient is φ = 31345704.

The previous prime is 54855001. The next prime is 54855029. The reversal of 54855003 is 30055845.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54855003 - 21 = 54855001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54855001) 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, 1306051 + ... + 1306092.

It is an arithmetic number, because the mean of its divisors is an integer number (10448576).

Almost surely, 254855003 is an apocalyptic number.

54855003 is a deficient number, since it is larger than the sum of its proper divisors (28733605).

54855003 is a wasteful number, since it uses less digits than its factorization.

54855003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612153.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 54855003 is about 7406.4163399042. The cubic root of 54855003 is about 379.9607600294.

The spelling of 54855003 in words is "fifty-four million, eight hundred fifty-five thousand, three".

Divisors: 1 3 7 21 2612143 7836429 18285001 54855003