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102524168068 = 22731257459593
BaseRepresentation
bin101111101111011101…
…0101010011110000100
3100210122002022100212221
41133132322222132010
53134432141334233
6115033212422124
710256434023040
oct1373672523604
9323562270787
10102524168068
113a531246a13
1217a53177944
13988b75150a
144d683a3020
152a00b3b42d
hex17deeaa784

102524168068 has 48 divisors (see below), whose sum is σ = 212486851584. Its totient is φ = 42355998720.

The previous prime is 102524168051. The next prime is 102524168069. The reversal of 102524168068 is 860861425201.

It is a super-2 number, since 2×1025241680682 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102524168069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6721 + ... + 452872.

It is an arithmetic number, because the mean of its divisors is an integer number (4426809408).

Almost surely, 2102524168068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102524168068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106243425792).

102524168068 is an abundant number, since it is smaller than the sum of its proper divisors (109962683516).

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

102524168068 is a wasteful number, since it uses less digits than its factorization.

102524168068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459892 (or 459890 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 43.

The spelling of 102524168068 in words is "one hundred two billion, five hundred twenty-four million, one hundred sixty-eight thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 31 62 124 217 257 434 514 868 1028 1799 3598 7196 7967 15934 31868 55769 111538 223076 459593 919186 1838372 3217151 6434302 12868604 14247383 28494766 56989532 99731681 118115401 199463362 236230802 398926724 472461604 826807807 1653615614 3307231228 3661577431 7323154862 14646309724 25631042017 51262084034 102524168068