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160020103073 = 521307140313
BaseRepresentation
bin1001010100000111110…
…0001111111110100001
3120022001002001111020012
42111001330033332201
510110210121244243
6201302350054305
714363306301515
oct2250174177641
9508032044205
10160020103073
11619561a3976
122701a4aa395
1312122487c2c
147a60468145
15426860dd18
hex2541f0ffa1

160020103073 has 4 divisors (see below), whose sum is σ = 160327243908. Its totient is φ = 159712962240.

The previous prime is 160020103043. The next prime is 160020103093. The reversal of 160020103073 is 370301020061.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 370301020061 = 752900145723.

It can be written as a sum of positive squares in 2 ways, for example, as 20362433809 + 139657669264 = 142697^2 + 373708^2 .

It is a cyclic number.

It is not a de Polignac number, because 160020103073 - 212 = 160020098977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160020103003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153569636 + ... + 153570677.

It is an arithmetic number, because the mean of its divisors is an integer number (40081810977).

Almost surely, 2160020103073 is an apocalyptic number.

It is an amenable number.

160020103073 is a deficient number, since it is larger than the sum of its proper divisors (307140835).

160020103073 is an equidigital number, since it uses as much as digits as its factorization.

160020103073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307140834.

The product of its (nonzero) digits is 756, while the sum is 23.

The spelling of 160020103073 in words is "one hundred sixty billion, twenty million, one hundred three thousand, seventy-three".

Divisors: 1 521 307140313 160020103073