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126412028 = 22115127457
BaseRepresentation
bin1111000100011…
…10010011111100
322210212101200222
413202032103330
5224330141103
620313240512
73063325121
oct742162374
9283771628
10126412028
11653a1256
1236403138
1320260622
1412b08748
15b170638
hex788e4fc

126412028 has 12 divisors (see below), whose sum is σ = 221421312. Its totient is φ = 63148800.

The previous prime is 126412019. The next prime is 126412037. The reversal of 126412028 is 820214621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (126412019) and next prime (126412037).

It is a junction number, because it is equal to n+sod(n) for n = 126411988 and 126412006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9125 + ... + 18332.

It is an arithmetic number, because the mean of its divisors is an integer number (18451776).

Almost surely, 2126412028 is an apocalyptic number.

It is an amenable number.

126412028 is a deficient number, since it is larger than the sum of its proper divisors (95009284).

126412028 is a wasteful number, since it uses less digits than its factorization.

126412028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28612 (or 28610 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 126412028 is about 11243.3103666136. The cubic root of 126412028 is about 501.8756590082.

Adding to 126412028 its reverse (820214621), we get a palindrome (946626649).

The spelling of 126412028 in words is "one hundred twenty-six million, four hundred twelve thousand, twenty-eight".

Divisors: 1 2 4 1151 2302 4604 27457 54914 109828 31603007 63206014 126412028