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88620125 = 531164451
BaseRepresentation
bin1010100100000…
…11110001011101
320011202100221212
411102003301131
5140141321000
612443234205
72124154466
oct522036135
9204670855
1088620125
1146029680
1225818965
131548ab59
14baabd6d
157ba7c35
hex5483c5d

88620125 has 16 divisors (see below), whose sum is σ = 120654144. Its totient is φ = 64450000.

The previous prime is 88620113. The next prime is 88620131. The reversal of 88620125 is 52102688.

It is not a de Polignac number, because 88620125 - 26 = 88620061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 88620091 and 88620100.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 30851 + ... + 33600.

It is an arithmetic number, because the mean of its divisors is an integer number (7540884).

Almost surely, 288620125 is an apocalyptic number.

It is an amenable number.

88620125 is a deficient number, since it is larger than the sum of its proper divisors (32034019).

88620125 is a wasteful number, since it uses less digits than its factorization.

88620125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64477 (or 64467 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 88620125 is about 9413.8262677829. The cubic root of 88620125 is about 445.8383807816.

The spelling of 88620125 in words is "eighty-eight million, six hundred twenty thousand, one hundred twenty-five".

Divisors: 1 5 11 25 55 125 275 1375 64451 322255 708961 1611275 3544805 8056375 17724025 88620125