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488075091925 = 521710191126999
BaseRepresentation
bin1110001101000111000…
…10101101111111010101
31201122210210101121122111
413012203202231333111
530444034210420200
61012115115031021
750155645554451
oct7064342557725
91648723347574
10488075091925
11178a9a735573
127a71343b471
1337043718655
14198a1591661
15ca68c970ba
hex71a38adfd5

488075091925 has 24 divisors (see below), whose sum is σ = 641443320000. Its totient is φ = 367130868480.

The previous prime is 488075091923. The next prime is 488075091929. The reversal of 488075091925 is 529190570884.

It is not a de Polignac number, because 488075091925 - 21 = 488075091923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 488075091925.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488075091923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130425 + ... + 996574.

It is an arithmetic number, because the mean of its divisors is an integer number (26726805000).

Almost surely, 2488075091925 is an apocalyptic number.

It is an amenable number.

488075091925 is a deficient number, since it is larger than the sum of its proper divisors (153368228075).

488075091925 is a wasteful number, since it uses less digits than its factorization.

488075091925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128045 (or 1128040 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 58.

The spelling of 488075091925 in words is "four hundred eighty-eight billion, seventy-five million, ninety-one thousand, nine hundred twenty-five".

Divisors: 1 5 17 25 85 425 1019 5095 17323 25475 86615 433075 1126999 5634995 19158983 28174975 95794915 478974575 1148411981 5742059905 19523003677 28710299525 97615018385 488075091925