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108680146 = 2191293971
BaseRepresentation
bin1100111101001…
…01001111010010
321120111112010121
412132211033102
5210310231041
614441220454
72456523511
oct636451722
9246445117
10108680146
1156390003
123049172a
13196926a3
1410610678
15981b7d1
hex67a53d2

108680146 has 16 divisors (see below), whose sum is σ = 164602368. Its totient is φ = 53815600.

The previous prime is 108680113. The next prime is 108680147. The reversal of 108680146 is 641086801.

It is a super-2 number, since 2×1086801462 = 23622748269162632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (108680147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111441 + ... + 112411.

It is an arithmetic number, because the mean of its divisors is an integer number (10287648).

Almost surely, 2108680146 is an apocalyptic number.

108680146 is a deficient number, since it is larger than the sum of its proper divisors (55922222).

108680146 is a wasteful number, since it uses less digits than its factorization.

108680146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 108680146 is about 10424.9770263536. The cubic root of 108680146 is about 477.2179136677.

The spelling of 108680146 in words is "one hundred eight million, six hundred eighty thousand, one hundred forty-six".

Divisors: 1 2 191 293 382 586 971 1942 55963 111926 185461 284503 370922 569006 54340073 108680146