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108680371 = 1729220447
BaseRepresentation
bin1100111101001…
…01010010110011
321120111112102221
412132211102303
5210310232441
614441221511
72456524252
oct636452263
9246445387
10108680371
1156390198
1230491897
1319692817
1410610799
15981b8d1
hex67a54b3

108680371 has 8 divisors (see below), whose sum is σ = 119041920. Its totient is φ = 98759808.

The previous prime is 108680353. The next prime is 108680401. The reversal of 108680371 is 173086801.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-108680371 is a prime.

It is a super-2 number, since 2×1086803712 = 23622846081395282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108680311) 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, 109731 + ... + 110716.

It is an arithmetic number, because the mean of its divisors is an integer number (14880240).

Almost surely, 2108680371 is an apocalyptic number.

108680371 is a deficient number, since it is larger than the sum of its proper divisors (10361549).

108680371 is a wasteful number, since it uses less digits than its factorization.

108680371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220493.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 108680371 is about 10424.9878177387. The cubic root of 108680371 is about 477.2182429948.

The spelling of 108680371 in words is "one hundred eight million, six hundred eighty thousand, three hundred seventy-one".

Divisors: 1 17 29 493 220447 3747599 6392963 108680371