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69093942 = 2311515657
BaseRepresentation
bin1000001111001…
…00101000110110
311211000100001220
410013210220312
5120142001232
610504531210
71466201031
oct407445066
9154010056
1069093942
1136002335
121b180b06
13114122b8
149268018
1560ec42c
hex41e4a36

69093942 has 8 divisors (see below), whose sum is σ = 138187896. Its totient is φ = 23031312.

The previous prime is 69093929. The next prime is 69093949. The reversal of 69093942 is 24939096.

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

69093942 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 69093894 and 69093903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69093949) 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, 5757823 + ... + 5757834.

It is an arithmetic number, because the mean of its divisors is an integer number (17273487).

Almost surely, 269093942 is an apocalyptic number.

69093942 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

69093942 is a wasteful number, since it uses less digits than its factorization.

69093942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11515662.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 69093942 is about 8312.2765834638. The cubic root of 69093942 is about 410.3426483206.

The spelling of 69093942 in words is "sixty-nine million, ninety-three thousand, nine hundred forty-two".

Divisors: 1 2 3 6 11515657 23031314 34546971 69093942