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68754601 = 118757923
BaseRepresentation
bin1000001100100…
…01110010101001
311210101002120201
410012101302221
5120100121401
610453352201
71463255506
oct406216251
9153332521
1068754601
11358a0393
121b038661
13113239c6
1491ba4ad
156081b01
hex4191ca9

68754601 has 4 divisors (see below), whose sum is σ = 68813712. Its totient is φ = 68695492.

The previous prime is 68754599. The next prime is 68754611. The reversal of 68754601 is 10645786.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 68754601 - 21 = 68754599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68754611) 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 3 ways as a sum of consecutive naturals, for example, 27775 + ... + 30148.

It is an arithmetic number, because the mean of its divisors is an integer number (17203428).

Almost surely, 268754601 is an apocalyptic number.

It is an amenable number.

68754601 is a deficient number, since it is larger than the sum of its proper divisors (59111).

68754601 is a wasteful number, since it uses less digits than its factorization.

68754601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59110.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 68754601 is about 8291.8394219859. The cubic root of 68754601 is about 409.6697737563.

It can be divided in two parts, 6875 and 4601, that added together give a triangular number (11476 = T151).

The spelling of 68754601 in words is "sixty-eight million, seven hundred fifty-four thousand, six hundred one".

Divisors: 1 1187 57923 68754601