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68629046 = 2181189583
BaseRepresentation
bin1000001011100…
…11001000110110
311210010201100112
410011303020312
5120032112141
610450543022
71462223453
oct405631066
9153121315
1068629046
1135815022
121ab97a72
13112ab805
14918682a
1560597eb
hex4173236

68629046 has 8 divisors (see below), whose sum is σ = 103512864. Its totient is φ = 34124760.

The previous prime is 68629037. The next prime is 68629049. The reversal of 68629046 is 64092686.

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

It is a junction number, because it is equal to n+sod(n) for n = 68628994 and 68629012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68629049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94430 + ... + 95153.

It is an arithmetic number, because the mean of its divisors is an integer number (12939108).

Almost surely, 268629046 is an apocalyptic number.

68629046 is a deficient number, since it is larger than the sum of its proper divisors (34883818).

68629046 is a wasteful number, since it uses less digits than its factorization.

68629046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189766.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 68629046 is about 8284.2649643767. The cubic root of 68629046 is about 409.4202514009.

The spelling of 68629046 in words is "sixty-eight million, six hundred twenty-nine thousand, forty-six".

Divisors: 1 2 181 362 189583 379166 34314523 68629046