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68948597 = 719531019
BaseRepresentation
bin1000001110000…
…01001001110101
311210201221200202
410013001021311
5120122323342
610501450245
71465024214
oct407011165
9153657622
1068948597
1135a13113
121b110985
13113910b3
14922b07b
1560be332
hex41c1275

68948597 has 8 divisors (see below), whose sum is σ = 70061760. Its totient is φ = 67839520.

The previous prime is 68948569. The next prime is 68948609. The reversal of 68948597 is 79584986.

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

It is a cyclic number.

It is not a de Polignac number, because 68948597 - 26 = 68948533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68948497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67154 + ... + 68172.

It is an arithmetic number, because the mean of its divisors is an integer number (8757720).

Almost surely, 268948597 is an apocalyptic number.

It is an amenable number.

68948597 is a deficient number, since it is larger than the sum of its proper divisors (1113163).

68948597 is a wasteful number, since it uses less digits than its factorization.

68948597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043.

The product of its digits is 4354560, while the sum is 56.

The square root of 68948597 is about 8303.5291894471. The cubic root of 68948597 is about 410.0547160765.

The spelling of 68948597 in words is "sixty-eight million, nine hundred forty-eight thousand, five hundred ninety-seven".

Divisors: 1 71 953 1019 67663 72349 971107 68948597