Base | Representation |
---|---|
bin | 101001001000101… |
… | …101111111100000 |
3 | 1210002122022201200 |
4 | 221020231333200 |
5 | 2403134321032 |
6 | 152252201200 |
7 | 23050122120 |
oct | 5110557740 |
9 | 1702568650 |
10 | 690151392 |
11 | 324632a57 |
12 | 173169200 |
13 | acca1708 |
14 | 67932c80 |
15 | 408c947c |
hex | 2922dfe0 |
690151392 has 72 divisors (see below), whose sum is σ = 2242998576. Its totient is φ = 197185536.
The previous prime is 690151369. The next prime is 690151439. The reversal of 690151392 is 293151096.
690151392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169153 + ... + 173184.
It is an arithmetic number, because the mean of its divisors is an integer number (31152758).
Almost surely, 2690151392 is an apocalyptic number.
It is an amenable number.
690151392 is an abundant number, since it is smaller than the sum of its proper divisors (1552847184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
690151392 is a wasteful number, since it uses less digits than its factorization.
690151392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 342360 (or 342349 counting only the distinct ones).
The product of its (nonzero) digits is 14580, while the sum is 36.
The square root of 690151392 is about 26270.7326125481. The cubic root of 690151392 is about 883.7202147546.
It can be divided in two parts, 69015 and 1392, that added together give a palindrome (70407).
The spelling of 690151392 in words is "six hundred ninety million, one hundred fifty-one thousand, three hundred ninety-two".
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