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2070153968 = 24196809717
BaseRepresentation
bin111101101100100…
…0000101011110000
312100021100201101012
41323121000223300
513214424411333
6541230330052
7102205006211
oct17331005360
95307321335
102070153968
11972603353
12499359928
1326cb6ac9c
14158d1b408
15c1b1de48
hex7b640af0

2070153968 has 20 divisors (see below), whose sum is σ = 4222025160. Its totient is φ = 980599104.

The previous prime is 2070153961. The next prime is 2070153983. The reversal of 2070153968 is 8693510702.

It is a super-2 number, since 2×20701539682 = 8571074902452290048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2070153961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3404555 + ... + 3405162.

It is an arithmetic number, because the mean of its divisors is an integer number (211101258).

Almost surely, 22070153968 is an apocalyptic number.

It is an amenable number.

2070153968 is an abundant number, since it is smaller than the sum of its proper divisors (2151871192).

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

2070153968 is a wasteful number, since it uses less digits than its factorization.

2070153968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6809744 (or 6809738 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 2070153968 is about 45498.9446910585. The cubic root of 2070153968 is about 1274.4834956230.

The spelling of 2070153968 in words is "two billion, seventy million, one hundred fifty-three thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 16 19 38 76 152 304 6809717 13619434 27238868 54477736 108955472 129384623 258769246 517538492 1035076984 2070153968