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2975720074 = 219389201307
BaseRepresentation
bin1011000101011101…
…1110001010001010
321200101100020112121
42301113132022022
522043241020244
61211140001454
7133512126505
oct26127361212
97611306477
102975720074
111297797598
126b069028a
13385663012
142032c613c
15126399c84
hexb15de28a

2975720074 has 16 divisors (see below), whose sum is σ = 4710607200. Its totient is φ = 1405921104.

The previous prime is 2975720063. The next prime is 2975720081. The reversal of 2975720074 is 4700275792.

2975720074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2975720074.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85872 + ... + 115435.

It is an arithmetic number, because the mean of its divisors is an integer number (294412950).

Almost surely, 22975720074 is an apocalyptic number.

2975720074 is a deficient number, since it is larger than the sum of its proper divisors (1734887126).

2975720074 is a wasteful number, since it uses less digits than its factorization.

2975720074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201717.

The product of its (nonzero) digits is 246960, while the sum is 43.

The square root of 2975720074 is about 54550.1610813387. The cubic root of 2975720074 is about 1438.3481692376.

The spelling of 2975720074 in words is "two billion, nine hundred seventy-five million, seven hundred twenty thousand, seventy-four".

Divisors: 1 2 19 38 389 778 7391 14782 201307 402614 3824833 7649666 78308423 156616846 1487860037 2975720074