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1048478970 = 235731159157
BaseRepresentation
bin111110011111101…
…000010011111010
32201001220020202110
4332133220103322
54121402311340
6252012313150
734660632000
oct7637502372
92631806673
101048478970
11498925850
122531727b6
131392b2176
149d36aa70
15620aa680
hex3e7e84fa

1048478970 has 256 divisors, whose sum is σ = 3276288000. Its totient is φ = 212808960.

The previous prime is 1048478941. The next prime is 1048478999. The reversal of 1048478970 is 798748401.

It is an interprime number because it is at equal distance from previous prime (1048478941) and next prime (1048478999).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6678132 + ... + 6678288.

It is an arithmetic number, because the mean of its divisors is an integer number (12798000).

Almost surely, 21048478970 is an apocalyptic number.

1048478970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1048478970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1638144000).

1048478970 is an abundant number, since it is smaller than the sum of its proper divisors (2227809030).

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

1048478970 is a wasteful number, since it uses less digits than its factorization.

1048478970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 244 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 48.

The square root of 1048478970 is about 32380.2249837767. The cubic root of 1048478970 is about 1015.9053357199.

The spelling of 1048478970 in words is "one billion, forty-eight million, four hundred seventy-eight thousand, nine hundred seventy".