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102160160453 = 1344917502169
BaseRepresentation
bin101111100100100111…
…0000101011011000101
3100202200201100212022102
41133021032011123011
53133211000113303
6114533130441445
710244424015251
oct1371116053305
9322621325272
10102160160453
113a36482467a
1217971293285
1398312025b0
144d31ccb261
1529cdbd7288
hex17c93856c5

102160160453 has 8 divisors (see below), whose sum is σ = 110263671000. Its totient is φ = 94091655168.

The previous prime is 102160160423. The next prime is 102160160477. The reversal of 102160160453 is 354061061201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 26037695044 + 76122465409 = 161362^2 + 275903^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 102160160453 - 210 = 102160159429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102160160423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8745248 + ... + 8756921.

It is an arithmetic number, because the mean of its divisors is an integer number (13782958875).

Almost surely, 2102160160453 is an apocalyptic number.

102160160453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

102160160453 is a deficient number, since it is larger than the sum of its proper divisors (8103510547).

102160160453 is a wasteful number, since it uses less digits than its factorization.

102160160453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17502631.

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 102160160453 in words is "one hundred two billion, one hundred sixty million, one hundred sixty thousand, four hundred fifty-three".

Divisors: 1 13 449 5837 17502169 227528197 7858473881 102160160453