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70091028000 = 25335372329139
BaseRepresentation
bin100000101000111000…
…0000011011000100000
320200220202122010211000
41001101300003120200
52122021300344000
652111021552000
75030630623260
oct1012160033040
9220822563730
1070091028000
11277a8615824
1211701415600
1367c0269486
14356cb4d7a0
151c535e2000
hex1051c03620

70091028000 has 1536 divisors, whose sum is σ = 317011968000. Its totient is φ = 14689382400.

The previous prime is 70091027953. The next prime is 70091028013. The reversal of 70091028000 is 82019007.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 504251931 + ... + 504252069.

It is an arithmetic number, because the mean of its divisors is an integer number (206388000).

Almost surely, 270091028000 is an apocalyptic number.

70091028000 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70091028000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158505984000).

70091028000 is an abundant number, since it is smaller than the sum of its proper divisors (246920940000).

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

70091028000 is a wasteful number, since it uses less digits than its factorization.

70091028000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The spelling of 70091028000 in words is "seventy billion, ninety-one million, twenty-eight thousand".