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73380 = 22351223
BaseRepresentation
bin10001111010100100
310201122210
4101322210
54322010
61323420
7423636
oct217244
9121583
1073380
115014a
1236570
1327528
141ca56
1516b20
hex11ea4

73380 has 24 divisors (see below), whose sum is σ = 205632. Its totient is φ = 19552.

The previous prime is 73379. The next prime is 73387. The reversal of 73380 is 8337.

73380 = T45 + T46 + ... + T80.

It is not an unprimeable number, because it can be changed into a prime (73387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552 + ... + 671.

It is an arithmetic number, because the mean of its divisors is an integer number (8568).

273380 is an apocalyptic number.

It is an amenable number.

73380 is an abundant number, since it is smaller than the sum of its proper divisors (132252).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102816).

73380 is a wasteful number, since it uses less digits than its factorization.

73380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235 (or 1233 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 73380 is about 270.8874304947. The cubic root of 73380 is about 41.8657847101.

The spelling of 73380 in words is "seventy-three thousand, three hundred eighty".