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749342356 = 22726762227
BaseRepresentation
bin101100101010100…
…000111010010100
31221020000112110121
4230222200322110
53013312423411
6202205001324
724366206410
oct5452407224
91836015417
10749342356
11354a91004
1218ab53244
13bc327359
147173dd40
1545bbc571
hex2caa0e94

749342356 has 12 divisors (see below), whose sum is σ = 1498684768. Its totient is φ = 321146712.

The previous prime is 749342351. The next prime is 749342357. The reversal of 749342356 is 653243947.

749342356 is an admirable number.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749342351) 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 3 ways as a sum of consecutive naturals, for example, 13381086 + ... + 13381141.

Almost surely, 2749342356 is an apocalyptic number.

It is an amenable number.

749342356 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

749342356 is a wasteful number, since it uses less digits than its factorization.

749342356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26762238 (or 26762236 counting only the distinct ones).

The product of its digits is 544320, while the sum is 43.

The square root of 749342356 is about 27374.1183602322. The cubic root of 749342356 is about 908.2946591021.

The spelling of 749342356 in words is "seven hundred forty-nine million, three hundred forty-two thousand, three hundred fifty-six".

Divisors: 1 2 4 7 14 28 26762227 53524454 107048908 187335589 374671178 749342356