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10660550100005 = 5131085315111809
BaseRepresentation
bin1001101100100001101001…
…0011010100010000100101
31101202010202001210002102002
42123020122103110100211
52344130301311200010
634401220014055045
72150125240506161
oct233103223242045
941663661702362
1010660550100005
11344012867a983
1212421047aa485
135c43934b9a70
1428bd8ad3dca1
1513748a9761a5
hex9b21a4d4425

10660550100005 has 16 divisors (see below), whose sum is σ = 13777981202160. Its totient is φ = 7871680339968.

The previous prime is 10660550099959. The next prime is 10660550100019. The reversal of 10660550100005 is 50000105506601.

It can be written as a sum of positive squares in 8 ways, for example, as 96483541924 + 10564066558081 = 310618^2 + 3250241^2 .

It is a cyclic number.

It is not a de Polignac number, because 10660550100005 - 232 = 10656255132709 is a prime.

It is a super-2 number, since 2×106605501000052 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6850460 + ... + 8261349.

It is an arithmetic number, because the mean of its divisors is an integer number (861123825135).

Almost surely, 210660550100005 is an apocalyptic number.

It is an amenable number.

10660550100005 is a deficient number, since it is larger than the sum of its proper divisors (3117431102155).

10660550100005 is a wasteful number, since it uses less digits than its factorization.

10660550100005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15122680.

The product of its (nonzero) digits is 4500, while the sum is 29.

Adding to 10660550100005 its reverse (50000105506601), we get a palindrome (60660655606606).

The spelling of 10660550100005 in words is "ten trillion, six hundred sixty billion, five hundred fifty million, one hundred thousand, five".

Divisors: 1 5 13 65 10853 54265 141089 705445 15111809 75559045 196453517 982267585 164008463077 820042315385 2132110020001 10660550100005