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10666117 = 711711951
BaseRepresentation
bin101000101100…
…000010000101
3202001220011101
4220230002011
510212303432
61020340101
7156442360
oct50540205
922056141
1010666117
116025680
1236a4631
132295b17
1415b90d7
15e0a4e7
hexa2c085

10666117 has 16 divisors (see below), whose sum is σ = 13492224. Its totient is φ = 8190000.

The previous prime is 10666093. The next prime is 10666129. The reversal of 10666117 is 71166601.

It is a de Polignac number, because none of the positive numbers 2k-10666117 is a prime.

It is a super-2 number, since 2×106661172 = 227532103715378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10666147) 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, 4492 + ... + 6442.

It is an arithmetic number, because the mean of its divisors is an integer number (843264).

Almost surely, 210666117 is an apocalyptic number.

It is an amenable number.

10666117 is a deficient number, since it is larger than the sum of its proper divisors (2826107).

10666117 is a wasteful number, since it uses less digits than its factorization.

10666117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 10666117 is about 3265.9021724479. The cubic root of 10666117 is about 220.1247020294.

The spelling of 10666117 in words is "ten million, six hundred sixty-six thousand, one hundred seventeen".

Divisors: 1 7 11 71 77 497 781 1951 5467 13657 21461 138521 150227 969647 1523731 10666117