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240396072 = 23373121489
BaseRepresentation
bin11100101010000…
…10011100101000
3121202100101102020
432111002130220
5443020133242
635504304440
75646222120
oct1625023450
9552311366
10240396072
11113774144
1268612120
133aa5c1c7
1423cd9c80
15161886ec
hexe542728

240396072 has 96 divisors (see below), whose sum is σ = 710193600. Its totient is φ = 66424320.

The previous prime is 240396049. The next prime is 240396083. The reversal of 240396072 is 270693042.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160704 + ... + 162192.

It is an arithmetic number, because the mean of its divisors is an integer number (7397850).

Almost surely, 2240396072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240396072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355096800).

240396072 is an abundant number, since it is smaller than the sum of its proper divisors (469797528).

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

240396072 is a wasteful number, since it uses less digits than its factorization.

240396072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567 (or 1532 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 240396072 is about 15504.7112839936. The cubic root of 240396072 is about 621.7881710274.

The spelling of 240396072 in words is "two hundred forty million, three hundred ninety-six thousand, seventy-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 31 42 56 62 84 93 124 168 186 217 248 372 434 651 744 868 961 1302 1489 1736 1922 2604 2883 2978 3844 4467 5208 5766 5956 6727 7688 8934 10423 11532 11912 13454 17868 20181 20846 23064 26908 31269 35736 40362 41692 46159 53816 62538 80724 83384 92318 125076 138477 161448 184636 250152 276954 323113 369272 553908 646226 969339 1107816 1292452 1430929 1938678 2584904 2861858 3877356 4292787 5723716 7754712 8585574 10016503 11447432 17171148 20033006 30049509 34342296 40066012 60099018 80132024 120198036 240396072