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5169123 = 33191449
BaseRepresentation
bin10011101101111111100011
3100201121201000
4103231333203
52310402443
6302443043
761636221
oct23557743
910647630
105169123
112a10703
121893483
1310bca6b
14987b11
156c18d3
hex4edfe3

5169123 has 8 divisors (see below), whose sum is σ = 7658000. Its totient is φ = 3446064.

The previous prime is 5169113. The next prime is 5169137. The reversal of 5169123 is 3219615.

It is not a de Polignac number, because 5169123 - 25 = 5169091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 191449 = 5169123 / (5 + 1 + 6 + 9 + 1 + 2 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5169103) 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, 95698 + ... + 95751.

It is an arithmetic number, because the mean of its divisors is an integer number (957250).

Almost surely, 25169123 is an apocalyptic number.

5169123 is a deficient number, since it is larger than the sum of its proper divisors (2488877).

5169123 is a wasteful number, since it uses less digits than its factorization.

5169123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191458 (or 191452 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 5169123 is about 2273.5705399217. The cubic root of 5169123 is about 172.9042315794.

The spelling of 5169123 in words is "five million, one hundred sixty-nine thousand, one hundred twenty-three".

Divisors: 1 3 9 27 191449 574347 1723041 5169123