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1418148 = 22351459
BaseRepresentation
bin101011010001110100100
32200001100000
411122032210
5330340043
650221300
715024354
oct5321644
92601300
101418148
11889526
12584830
133a8654
1428cb64
151d02d3
hex15a3a4

1418148 has 36 divisors (see below), whose sum is σ = 3720080. Its totient is φ = 472392.

The previous prime is 1418147. The next prime is 1418159. The reversal of 1418148 is 8418141.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×14181482 = 4022287499808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (1418147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 243 + ... + 1701.

21418148 is an apocalyptic number.

1418148 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1418148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1860040).

1418148 is an abundant number, since it is smaller than the sum of its proper divisors (2301932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1418148 is a wasteful number, since it uses less digits than its factorization.

1418148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478 (or 1464 counting only the distinct ones).

The product of its digits is 1024, while the sum is 27.

The square root of 1418148 is about 1190.8601933057. The cubic root of 1418148 is about 112.3502006232.

The spelling of 1418148 in words is "one million, four hundred eighteen thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 972 1459 2918 4377 5836 8754 13131 17508 26262 39393 52524 78786 118179 157572 236358 354537 472716 709074 1418148