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60106505065 = 554181221873
BaseRepresentation
bin110111111110101000…
…000111101101101001
312202010220222211020021
4313332220013231221
51441044231130230
643340151000441
74225331602045
oct677650075551
9182126884207
1060106505065
1123544611982
12b795669121
13588b83a839
142ca2a99025
15186bc8ec7a
hexdfea07b69

60106505065 has 8 divisors (see below), whose sum is σ = 72129462408. Its totient is φ = 48084099840.

The previous prime is 60106505059. The next prime is 60106505071. The reversal of 60106505065 is 56050560106.

It is an interprime number because it is at equal distance from previous prime (60106505059) and next prime (60106505071).

It can be written as a sum of positive squares in 4 ways, for example, as 7926697024 + 52179808041 = 89032^2 + 228429^2 .

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

It is not a de Polignac number, because 60106505065 - 227 = 59972287337 is a prime.

It is a super-2 number, since 2×601065050652 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60106505065.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159969 + ... + 381841.

It is an arithmetic number, because the mean of its divisors is an integer number (9016182801).

Almost surely, 260106505065 is an apocalyptic number.

It is an amenable number.

60106505065 is a deficient number, since it is larger than the sum of its proper divisors (12022957343).

60106505065 is a wasteful number, since it uses less digits than its factorization.

60106505065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276059.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 60106505065 in words is "sixty billion, one hundred six million, five hundred five thousand, sixty-five".

Divisors: 1 5 54181 221873 270905 1109365 12021301013 60106505065