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126007040 = 28598443
BaseRepresentation
bin1111000001010…
…11011100000000
322210002211011102
413200223130000
5224224211130
620300433532
73060020315
oct740533400
9283084142
10126007040
1165144a55
12362488a8
132014b1a3
1412a40d0c
15b0e0645
hex782b700

126007040 has 36 divisors (see below), whose sum is σ = 301829304. Its totient is φ = 50402304.

The previous prime is 126007039. The next prime is 126007097. The reversal of 126007040 is 40700621.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47942 + ... + 50501.

Almost surely, 2126007040 is an apocalyptic number.

126007040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126007040 is an abundant number, since it is smaller than the sum of its proper divisors (175822264).

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

126007040 is an frugal number, since it uses more digits than its factorization.

126007040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98464 (or 98450 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 126007040 is about 11225.2857424655. The cubic root of 126007040 is about 501.3391302584.

Adding to 126007040 its reverse (40700621), we get a palindrome (166707661).

The spelling of 126007040 in words is "one hundred twenty-six million, seven thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 98443 196886 393772 492215 787544 984430 1575088 1968860 3150176 3937720 6300352 7875440 12600704 15750880 25201408 31501760 63003520 126007040