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7490552064 = 2839753323
BaseRepresentation
bin1101111100111100…
…01100000100000000
3201100000210110201020
412332132030010000
5110320040131224
63235140305440
7353423433132
oct67636140400
921300713636
107490552064
1131a42486a6
1215506a2280
13924b30838
14510b73052
152dc917c79
hex1be78c100

7490552064 has 36 divisors (see below), whose sum is σ = 19935794256. Its totient is φ = 2496850432.

The previous prime is 7490552033. The next prime is 7490552101. The reversal of 7490552064 is 4602550947.

It is a super-2 number, since 2×74905520642 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4875894 + ... + 4877429.

Almost surely, 27490552064 is an apocalyptic number.

It is an amenable number.

7490552064 is an abundant number, since it is smaller than the sum of its proper divisors (12445242192).

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

7490552064 is an equidigital number, since it uses as much as digits as its factorization.

7490552064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9753342 (or 9753328 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 7490552064 is about 86547.9755049187. The cubic root of 7490552064 is about 1956.6115325595.

The spelling of 7490552064 in words is "seven billion, four hundred ninety million, five hundred fifty-two thousand, sixty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 768 9753323 19506646 29259969 39013292 58519938 78026584 117039876 156053168 234079752 312106336 468159504 624212672 936319008 1248425344 1872638016 2496850688 3745276032 7490552064