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1424031 = 37194383
BaseRepresentation
bin101011011101010011111
32200100101220
411123222133
5331032111
650304423
715050460
oct5335237
92610356
101424031
11892994
12588113
133ab22b
14290d67
151d1e06
hex15ba9f

1424031 has 32 divisors (see below), whose sum is σ = 2365440. Its totient is φ = 743904.

The previous prime is 1424023. The next prime is 1424041. The reversal of 1424031 is 1304241.

It is not a de Polignac number, because 1424031 - 23 = 1424023 is a prime.

It is a super-2 number, since 2×14240312 = 4055728577922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1424031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17116 + ... + 17198.

It is an arithmetic number, because the mean of its divisors is an integer number (73920).

21424031 is an apocalyptic number.

1424031 is a deficient number, since it is larger than the sum of its proper divisors (941409).

1424031 is a wasteful number, since it uses less digits than its factorization.

1424031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1424031 is about 1193.3277001729. The cubic root of 1424031 is about 112.5053429561.

Adding to 1424031 its reverse (1304241), we get a palindrome (2728272).

The spelling of 1424031 in words is "one million, four hundred twenty-four thousand, thirty-one".

Divisors: 1 3 7 19 21 43 57 83 129 133 249 301 399 581 817 903 1577 1743 2451 3569 4731 5719 10707 11039 17157 24983 33117 67811 74949 203433 474677 1424031