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68850954 = 2323825053
BaseRepresentation
bin1000001101010…
…01010100001010
311210112222202100
410012221110022
5120111212304
610455414230
71464136434
oct406512412
9153488670
1068850954
1135956817
121b084376
1311358813
149203654
1560a0439
hex41a950a

68850954 has 12 divisors (see below), whose sum is σ = 149177106. Its totient is φ = 22950312.

The previous prime is 68850953. The next prime is 68850961. The reversal of 68850954 is 45905886.

It can be written as a sum of positive squares in only one way, i.e., 68508729 + 342225 = 8277^2 + 585^2 .

It is not an unprimeable number, because it can be changed into a prime (68850953) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1912509 + ... + 1912544.

Almost surely, 268850954 is an apocalyptic number.

68850954 is an abundant number, since it is smaller than the sum of its proper divisors (80326152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68850954 is a wasteful number, since it uses less digits than its factorization.

68850954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3825061 (or 3825058 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 68850954 is about 8297.6474979358. The cubic root of 68850954 is about 409.8610554369.

The spelling of 68850954 in words is "sixty-eight million, eight hundred fifty thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 9 18 3825053 7650106 11475159 22950318 34425477 68850954