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2160157963 = 26936721881
BaseRepresentation
bin1000000011000001…
…0110010100001011
312120112201101122111
42000300112110023
513411000023323
6554203403151
7104350016425
oct20060262413
95515641574
102160157963
11a09397717
125035234b7
132856c19a2
14166c69815
15c999bc0d
hex80c1650b

2160157963 has 8 divisors (see below), whose sum is σ = 2174195520. Its totient is φ = 2146165440.

The previous prime is 2160157931. The next prime is 2160157981. The reversal of 2160157963 is 3697510612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2160157963 - 25 = 2160157931 is a prime.

It is a super-2 number, since 2×21601579632 = 9332564850224618738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2460157963) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 87783 + ... + 109663.

It is an arithmetic number, because the mean of its divisors is an integer number (271774440).

Almost surely, 22160157963 is an apocalyptic number.

2160157963 is a deficient number, since it is larger than the sum of its proper divisors (14037557).

2160157963 is a wasteful number, since it uses less digits than its factorization.

2160157963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22517.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 2160157963 is about 46477.4995347211. The cubic root of 2160157963 is about 1292.6923244517.

The spelling of 2160157963 in words is "two billion, one hundred sixty million, one hundred fifty-seven thousand, nine hundred sixty-three".

Divisors: 1 269 367 21881 98723 5885989 8030327 2160157963