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1996953153 = 313431190789
BaseRepresentation
bin111011100000111…
…0001011001000001
312011011121201201220
41313001301121001
513042210000103
6530053345253
7100325551566
oct16701613101
95134551656
101996953153
11935256508
12478938229
1325a94b5b0
1414d30486d
15ba4aec53
hex77071641

1996953153 has 16 divisors (see below), whose sum is σ = 2934106560. Its totient is φ = 1200314304.

The previous prime is 1996953151. The next prime is 1996953197. The reversal of 1996953153 is 3513596991.

It is not a de Polignac number, because 1996953153 - 21 = 1996953151 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1996953096 and 1996953105.

It is not an unprimeable number, because it can be changed into a prime (1996953151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593718 + ... + 597071.

It is an arithmetic number, because the mean of its divisors is an integer number (183381660).

Almost surely, 21996953153 is an apocalyptic number.

1996953153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1996953153 is a deficient number, since it is larger than the sum of its proper divisors (937153407).

1996953153 is a wasteful number, since it uses less digits than its factorization.

1996953153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190848.

The product of its digits is 984150, while the sum is 51.

The square root of 1996953153 is about 44687.2817812854. The cubic root of 1996953153 is about 1259.2809269468.

The spelling of 1996953153 in words is "one billion, nine hundred ninety-six million, nine hundred fifty-three thousand, one hundred fifty-three".

Divisors: 1 3 13 39 43 129 559 1677 1190789 3572367 15480257 46440771 51203927 153611781 665651051 1996953153