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69930342 = 2323885019
BaseRepresentation
bin1000010101100…
…00110101100110
311212120211101200
410022300311212
5120400232332
610534503330
71506253356
oct412606546
9155524350
1069930342
1136523779
121b504b46
1311645c01
149404b66
15621517c
hex42b0d66

69930342 has 12 divisors (see below), whose sum is σ = 151515780. Its totient is φ = 23310108.

The previous prime is 69930337. The next prime is 69930353. The reversal of 69930342 is 24303996.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 69930297 and 69930306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1942492 + ... + 1942527.

It is an arithmetic number, because the mean of its divisors is an integer number (12626315).

Almost surely, 269930342 is an apocalyptic number.

69930342 is an abundant number, since it is smaller than the sum of its proper divisors (81585438).

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

69930342 is a wasteful number, since it uses less digits than its factorization.

69930342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885027 (or 3885024 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 69930342 is about 8362.4363674709. The cubic root of 69930342 is about 411.9917796142.

The spelling of 69930342 in words is "sixty-nine million, nine hundred thirty thousand, three hundred forty-two".

Divisors: 1 2 3 6 9 18 3885019 7770038 11655057 23310114 34965171 69930342