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68962105 = 5103359373
BaseRepresentation
bin1000001110001…
…00011100111001
311210202122020001
410013010130321
5120123241410
610502033001
71465111462
oct407043471
9153678201
1068962105
1135a22283
121b118761
13113972a4
149231d69
1560c333a
hex41c4739

68962105 has 16 divisors (see below), whose sum is σ = 84015360. Its totient is φ = 54335808.

The previous prime is 68962099. The next prime is 68962121. The reversal of 68962105 is 50126986.

It is a cyclic number.

It is not a de Polignac number, because 68962105 - 29 = 68961593 is a prime.

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, 184699 + ... + 185071.

It is an arithmetic number, because the mean of its divisors is an integer number (5250960).

Almost surely, 268962105 is an apocalyptic number.

It is an amenable number.

68962105 is a deficient number, since it is larger than the sum of its proper divisors (15053255).

68962105 is a wasteful number, since it uses less digits than its factorization.

68962105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 68962105 is about 8304.3425386962. The cubic root of 68962105 is about 410.0814928236.

The spelling of 68962105 in words is "sixty-eight million, nine hundred sixty-two thousand, one hundred five".

Divisors: 1 5 103 359 373 515 1795 1865 36977 38419 133907 184885 192095 669535 13792421 68962105