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6982975153 = 721131439719
BaseRepresentation
bin1101000000011011…
…11011111010110001
3200000122200220002101
412200031323322301
5103300120201103
63112525220401
7335021211100
oct64015737261
920018626071
106982975153
112a63786650
12142a701701
13873924a7b
144a35a8037
152ad0a4a1d
hex1a037beb1

6982975153 has 48 divisors (see below), whose sum is σ = 9361059840. Its totient is φ = 5142765600.

The previous prime is 6982975151. The next prime is 6982975211. The reversal of 6982975153 is 3515792896.

It is not a de Polignac number, because 6982975153 - 21 = 6982975151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6982975094 and 6982975103.

It is not an unprimeable number, because it can be changed into a prime (6982975151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 713628 + ... + 723346.

It is an arithmetic number, because the mean of its divisors is an integer number (195022080).

Almost surely, 26982975153 is an apocalyptic number.

It is an amenable number.

6982975153 is a deficient number, since it is larger than the sum of its proper divisors (2378084687).

6982975153 is a wasteful number, since it uses less digits than its factorization.

6982975153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9818 (or 9811 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 55.

The square root of 6982975153 is about 83564.1977942707. The cubic root of 6982975153 is about 1911.3790971044.

The spelling of 6982975153 in words is "six billion, nine hundred eighty-two million, nine hundred seventy-five thousand, one hundred fifty-three".

Divisors: 1 7 11 31 43 49 77 217 301 341 473 539 1333 1519 2107 2387 3311 9331 9719 14663 16709 23177 65317 68033 102641 106909 301289 417917 476231 718487 748363 2109023 2925419 3314179 4597087 5238541 12955427 14763161 20477933 23199253 32179609 90687989 142509697 162394771 225257263 634815923 997567879 6982975153