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1020478359 = 3461737873
BaseRepresentation
bin111100110100110…
…100001110010111
32122010012200010210
4330310310032113
54042220301414
6245132220503
734200631365
oct7464641627
92563180123
101020478359
1148404054a
1224590a733
1313355a264
149975c635
155e8c8e59
hex3cd34397

1020478359 has 8 divisors (see below), whose sum is σ = 1363591152. Its totient is φ = 678842240.

The previous prime is 1020478351. The next prime is 1020478373. The reversal of 1020478359 is 9538740201.

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

It is a cyclic number.

It is not a de Polignac number, because 1020478359 - 23 = 1020478351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020478351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367554 + ... + 370319.

It is an arithmetic number, because the mean of its divisors is an integer number (170448894).

Almost surely, 21020478359 is an apocalyptic number.

1020478359 is a deficient number, since it is larger than the sum of its proper divisors (343112793).

1020478359 is an equidigital number, since it uses as much as digits as its factorization.

1020478359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738337.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 1020478359 is about 31944.9269681432. The cubic root of 1020478359 is about 1006.7800467421.

The spelling of 1020478359 in words is "one billion, twenty million, four hundred seventy-eight thousand, three hundred fifty-nine".

Divisors: 1 3 461 1383 737873 2213619 340159453 1020478359