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5064481990 = 252917463731
BaseRepresentation
bin1001011011101110…
…11101110011000110
3111001221201100020001
410231313131303012
540333001410430
62154313231514
7236334246421
oct45567356306
914057640201
105064481990
11216984a307
12b9410259a
13629317909
143608889b8
151e99423ca
hex12ddddcc6

5064481990 has 16 divisors (see below), whose sum is σ = 9430415280. Its totient is φ = 1955937760.

The previous prime is 5064481973. The next prime is 5064481999. The reversal of 5064481990 is 991844605.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5064481990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5064481999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8731576 + ... + 8732155.

It is an arithmetic number, because the mean of its divisors is an integer number (589400955).

Almost surely, 25064481990 is an apocalyptic number.

5064481990 is a deficient number, since it is larger than the sum of its proper divisors (4365933290).

5064481990 is a wasteful number, since it uses less digits than its factorization.

5064481990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17463767.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 5064481990 is about 71165.1739968364. The cubic root of 5064481990 is about 1717.2954148090.

The spelling of 5064481990 in words is "five billion, sixty-four million, four hundred eighty-one thousand, nine hundred ninety".

Divisors: 1 2 5 10 29 58 145 290 17463731 34927462 87318655 174637310 506448199 1012896398 2532240995 5064481990