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293022020 = 225127115363
BaseRepresentation
bin10001011101110…
…010100101000100
3202102101001122102
4101131302211010
51100003201040
645024251232
710155434414
oct2135624504
9672331572
10293022020
11140448865
1282170b18
1348926915
142acb8644
151aad1515
hex11772944

293022020 has 24 divisors (see below), whose sum is σ = 620196864. Its totient is φ = 116284896.

The previous prime is 293022011. The next prime is 293022031. The reversal of 293022020 is 20220392.

293022020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 293021983 and 293022001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55142 + ... + 60221.

It is an arithmetic number, because the mean of its divisors is an integer number (25841536).

Almost surely, 2293022020 is an apocalyptic number.

293022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

293022020 is an abundant number, since it is smaller than the sum of its proper divisors (327174844).

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

293022020 is a wasteful number, since it uses less digits than its factorization.

293022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115499 (or 115497 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 293022020 is about 17117.8859676071. The cubic root of 293022020 is about 664.2018577508.

The spelling of 293022020 in words is "two hundred ninety-three million, twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 127 254 508 635 1270 2540 115363 230726 461452 576815 1153630 2307260 14651101 29302202 58604404 73255505 146511010 293022020