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102064618 = 2192685911
BaseRepresentation
bin1100001010101…
…10000111101010
321010001102100001
412011112013222
5202112031433
614043333214
72346351325
oct605260752
9233042301
10102064618
1152681727
122a22120a
13181b7486
14d7ab7bc
158e6157d
hex61561ea

102064618 has 8 divisors (see below), whose sum is σ = 161154720. Its totient is φ = 48346380.

The previous prime is 102064607. The next prime is 102064619. The reversal of 102064618 is 816460201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (102064619) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1342918 + ... + 1342993.

It is an arithmetic number, because the mean of its divisors is an integer number (20144340).

Almost surely, 2102064618 is an apocalyptic number.

102064618 is a deficient number, since it is larger than the sum of its proper divisors (59090102).

102064618 is a wasteful number, since it uses less digits than its factorization.

102064618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2685932.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 102064618 is about 10102.7034995589. The cubic root of 102064618 is about 467.3315175429.

The spelling of 102064618 in words is "one hundred two million, sixty-four thousand, six hundred eighteen".

Divisors: 1 2 19 38 2685911 5371822 51032309 102064618