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68927941 = 236914337
BaseRepresentation
bin1000001101111…
…00000111000101
311210200220100201
410012330013011
5120121143231
610501210501
71464610045
oct406740705
9153626321
1068927941
11359a9645
121b100a31
1311384884
149223725
1560b8161
hex41bc1c5

68927941 has 8 divisors (see below), whose sum is σ = 72045504. Its totient is φ = 65820480.

The previous prime is 68927899. The next prime is 68927959. The reversal of 68927941 is 14972986.

68927941 is nontrivially palindromic in base 6.

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

It is not a de Polignac number, because 68927941 - 29 = 68927429 is a prime.

It is a super-2 number, since 2×689279412 = 9502122100998962, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 68927891 and 68927900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68927981) 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, 13725 + ... + 18061.

It is an arithmetic number, because the mean of its divisors is an integer number (9005688).

Almost surely, 268927941 is an apocalyptic number.

It is an amenable number.

68927941 is a deficient number, since it is larger than the sum of its proper divisors (3117563).

68927941 is a wasteful number, since it uses less digits than its factorization.

68927941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5051.

The product of its digits is 217728, while the sum is 46.

The square root of 68927941 is about 8302.2852877988. The cubic root of 68927941 is about 410.0137631707.

The spelling of 68927941 in words is "sixty-eight million, nine hundred twenty-seven thousand, nine hundred forty-one".

Divisors: 1 23 691 4337 15893 99751 2996867 68927941