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480252380909 = 7157747434921
BaseRepresentation
bin1101111110100010100…
…01011100011011101101
31200220121121120201111212
412333101101130123231
530332024102142114
61004342551124205
746461046612010
oct6772121343355
91626547521455
10480252380909
11175745a48a44
12790ab673665
1336397b3a472
141935c677377
15c75c11bb3e
hex6fd145c6ed

480252380909 has 8 divisors (see below), whose sum is σ = 548864605248. Its totient is φ = 411641341920.

The previous prime is 480252380891. The next prime is 480252380939. The reversal of 480252380909 is 909083252084.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-480252380909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480252380939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886769 + ... + 1321689.

It is an arithmetic number, because the mean of its divisors is an integer number (68608075656).

Almost surely, 2480252380909 is an apocalyptic number.

It is an amenable number.

480252380909 is a deficient number, since it is larger than the sum of its proper divisors (68612224339).

480252380909 is a wasteful number, since it uses less digits than its factorization.

480252380909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592675.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 480252380909 in words is "four hundred eighty billion, two hundred fifty-two million, three hundred eighty thousand, nine hundred nine".

Divisors: 1 7 157747 434921 1104229 3044447 68607482987 480252380909