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126847152 = 2432880883
BaseRepresentation
bin1111000111110…
…00100010110000
322211200111120200
413203320202300
5224433102102
620330435200
73100116525
oct743704260
9284614520
10126847152
1165669163
1236592b00
13203836b3
1412bbd14c
15b20951c
hex78f88b0

126847152 has 30 divisors (see below), whose sum is σ = 354996252. Its totient is φ = 42282336.

The previous prime is 126847151. The next prime is 126847163. The reversal of 126847152 is 251748621.

It is a super-2 number, since 2×1268471522 = 32180399941022208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (126847151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 440298 + ... + 440585.

Almost surely, 2126847152 is an apocalyptic number.

126847152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126847152 is an abundant number, since it is smaller than the sum of its proper divisors (228149100).

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

126847152 is a wasteful number, since it uses less digits than its factorization.

126847152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880897 (or 880888 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 126847152 is about 11262.6440945277. The cubic root of 126847152 is about 502.4508365059.

The spelling of 126847152 in words is "one hundred twenty-six million, eight hundred forty-seven thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 880883 1761766 2642649 3523532 5285298 7047064 7927947 10570596 14094128 15855894 21141192 31711788 42282384 63423576 126847152