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255101024 = 2561130687
BaseRepresentation
bin11110011010010…
…00100001100000
3122210000110211002
433031020201200
51010301213044
641151411132
76215215523
oct1715104140
9583013732
10255101024
11120aa81a2
1271523aa8
1340b0a469
1425c46bba
15175e074e
hexf348860

255101024 has 24 divisors (see below), whose sum is σ = 510467328. Its totient is φ = 125458560.

The previous prime is 255101009. The next prime is 255101059. The reversal of 255101024 is 420101552.

It is a junction number, because it is equal to n+sod(n) for n = 255100987 and 255101005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63392 + ... + 67295.

It is an arithmetic number, because the mean of its divisors is an integer number (21269472).

Almost surely, 2255101024 is an apocalyptic number.

It is an amenable number.

255101024 is an abundant number, since it is smaller than the sum of its proper divisors (255366304).

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

255101024 is a wasteful number, since it uses less digits than its factorization.

255101024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130758 (or 130750 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 255101024 is about 15971.8822935808. The cubic root of 255101024 is about 634.2163014545.

Adding to 255101024 its reverse (420101552), we get a palindrome (675202576).

The spelling of 255101024 in words is "two hundred fifty-five million, one hundred one thousand, twenty-four".

Divisors: 1 2 4 8 16 32 61 122 244 488 976 1952 130687 261374 522748 1045496 2090992 4181984 7971907 15943814 31887628 63775256 127550512 255101024