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1255000076 = 221140171129
BaseRepresentation
bin100101011001101…
…1100100000001100
310020110111121110022
41022303130200030
510032240000301
6324311001312
743046216231
oct11263344014
93213447408
101255000076
11594462150
122b0369238
131700106c5
14bc969788
15752a1d1b
hex4acdc80c

1255000076 has 24 divisors (see below), whose sum is σ = 2401917840. Its totient is φ = 569024000.

The previous prime is 1255000057. The next prime is 1255000093. The reversal of 1255000076 is 6700005521.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 17921 + ... + 53208.

It is an arithmetic number, because the mean of its divisors is an integer number (100079910).

Almost surely, 21255000076 is an apocalyptic number.

It is an amenable number.

1255000076 is a deficient number, since it is larger than the sum of its proper divisors (1146917764).

1255000076 is a wasteful number, since it uses less digits than its factorization.

1255000076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71545 (or 71543 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 1255000076 is about 35425.9802404958. The cubic root of 1255000076 is about 1078.6517457742.

Adding to 1255000076 its reverse (6700005521), we get a palindrome (7955005597).

Subtracting 1255000076 from its reverse (6700005521), we obtain a palindrome (5445005445).

The spelling of 1255000076 in words is "one billion, two hundred fifty-five million, seventy-six", and thus it is an aban number.

Divisors: 1 2 4 11 22 44 401 802 1604 4411 8822 17644 71129 142258 284516 782419 1564838 3129676 28522729 57045458 114090916 313750019 627500038 1255000076