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480075331 = 3131349477
BaseRepresentation
bin11100100111010…
…101111001000011
31020110100100112211
4130213111321003
51440344402311
6115345402551
714616400351
oct3447257103
91213310484
10480075331
11226a9877a
12114939457
13785ca058
1447a8a7d1
152c22e821
hex1c9d5e43

480075331 has 8 divisors (see below), whose sum is σ = 497154944. Its totient is φ = 463095360.

The previous prime is 480075313. The next prime is 480075353. The reversal of 480075331 is 133570084.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-480075331 is a prime.

It is a super-2 number, since 2×4800753312 = 460944646869519122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 480075293 and 480075302.

It is not an unprimeable number, because it can be changed into a prime (480075311) 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, 15036 + ... + 34441.

It is an arithmetic number, because the mean of its divisors is an integer number (62144368).

Almost surely, 2480075331 is an apocalyptic number.

480075331 is a deficient number, since it is larger than the sum of its proper divisors (17079613).

480075331 is a wasteful number, since it uses less digits than its factorization.

480075331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49821.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 480075331 is about 21910.6214197590. The cubic root of 480075331 is about 783.0144859376.

The spelling of 480075331 in words is "four hundred eighty million, seventy-five thousand, three hundred thirty-one".

Divisors: 1 31 313 9703 49477 1533787 15486301 480075331