Base | Representation |
---|---|
bin | 1000001110110… |
… | …10111000101000 |
3 | 11210221022021021 |
4 | 10013122320220 |
5 | 120134211432 |
6 | 10504022224 |
7 | 1465643410 |
oct | 407327050 |
9 | 153838237 |
10 | 69053992 |
11 | 35a85317 |
12 | 1b161974 |
13 | 113ca067 |
14 | 9257640 |
15 | 60e0697 |
hex | 41dae28 |
69053992 has 16 divisors (see below), whose sum is σ = 147972960. Its totient is φ = 29594544.
The previous prime is 69053987. The next prime is 69053993. The reversal of 69053992 is 29935096.
It is a super-2 number, since 2×690539922 = 9536907622272128, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (69053993) 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, 616498 + ... + 616609.
It is an arithmetic number, because the mean of its divisors is an integer number (9248310).
Almost surely, 269053992 is an apocalyptic number.
It is an amenable number.
69053992 is an abundant number, since it is smaller than the sum of its proper divisors (78918968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69053992 is a wasteful number, since it uses less digits than its factorization.
69053992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1233120 (or 1233116 counting only the distinct ones).
The product of its (nonzero) digits is 131220, while the sum is 43.
The square root of 69053992 is about 8309.8731638937. The cubic root of 69053992 is about 410.2635465989.
The spelling of 69053992 in words is "sixty-nine million, fifty-three thousand, nine hundred ninety-two".
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