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49020485790 = 23514531124581
BaseRepresentation
bin101101101001110110…
…010100000010011110
311200112022200200201210
4231221312110002132
51300343221021130
634304131045250
73353526153123
oct555166240236
9150468620653
1049020485790
1119875871581
129600a40826
134812b56113
1425305d674a
15141d8ad5b0
hexb69d9409e

49020485790 has 32 divisors (see below), whose sum is σ = 117730240416. Its totient is φ = 13063121280.

The previous prime is 49020485749. The next prime is 49020485803. The reversal of 49020485790 is 9758402094.

49020485790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518701 + ... + 605880.

It is an arithmetic number, because the mean of its divisors is an integer number (3679070013).

Almost surely, 249020485790 is an apocalyptic number.

49020485790 is an abundant number, since it is smaller than the sum of its proper divisors (68709754626).

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

49020485790 is a wasteful number, since it uses less digits than its factorization.

49020485790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126044.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 49020485790 in words is "forty-nine billion, twenty million, four hundred eighty-five thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 1453 2906 4359 7265 8718 14530 21795 43590 1124581 2249162 3373743 5622905 6747486 11245810 16868715 33737430 1634016193 3268032386 4902048579 8170080965 9804097158 16340161930 24510242895 49020485790