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487152528620 = 22571343065161
BaseRepresentation
bin1110001011011001000…
…11011010110011101100
31201120102111102112201012
413011230203122303230
530440142021403440
61011443401204352
750124044112512
oct7055443326354
91646374375635
10487152528620
111786669a205a
127a4b64906b8
1336c27551bc4
1419814c404b2
15ca12caee65
hex716c8dacec

487152528620 has 24 divisors (see below), whose sum is σ = 1037429049888. Its totient is φ = 192116489600.

The previous prime is 487152528589. The next prime is 487152528659. The reversal of 487152528620 is 26825251784.

It is a super-2 number, since 2×4871525286202 (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171531161 + ... + 171534000.

It is an arithmetic number, because the mean of its divisors is an integer number (43226210412).

Almost surely, 2487152528620 is an apocalyptic number.

It is an amenable number.

487152528620 is an abundant number, since it is smaller than the sum of its proper divisors (550276521268).

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

487152528620 is a wasteful number, since it uses less digits than its factorization.

487152528620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343065241 (or 343065239 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 50.

The spelling of 487152528620 in words is "four hundred eighty-seven billion, one hundred fifty-two million, five hundred twenty-eight thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 343065161 686130322 1372260644 1715325805 3430651610 6861303220 24357626431 48715252862 97430505724 121788132155 243576264310 487152528620