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2320001023 = 19431491577
BaseRepresentation
bin1000101001001000…
…0110011111111111
312222200111021002211
42022102012133333
514222410013043
61022113401251
7111330453244
oct21222063777
95880437084
102320001023
11a9064211a
12548b69227
132ac858b92
141801975cb
15d8a22a9d
hex8a4867ff

2320001023 has 16 divisors (see below), whose sum is σ = 2457008640. Its totient is φ = 2184537600.

The previous prime is 2320001011. The next prime is 2320001029. The reversal of 2320001023 is 3201000232.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2320001023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2320000994 and 2320001012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320001029) 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, 4020511 + ... + 4021087.

It is an arithmetic number, because the mean of its divisors is an integer number (153563040).

Almost surely, 22320001023 is an apocalyptic number.

2320001023 is a deficient number, since it is larger than the sum of its proper divisors (137007617).

2320001023 is a wasteful number, since it uses less digits than its factorization.

2320001023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2320001023 is about 48166.3889346087. The cubic root of 2320001023 is about 1323.8213841841.

Adding to 2320001023 its reverse (3201000232), we get a palindrome (5521001255).

The spelling of 2320001023 in words is "two billion, three hundred twenty million, one thousand, twenty-three".

Divisors: 1 19 431 491 577 8189 9329 10963 211621 248687 283307 4020799 4725053 5382833 122105317 2320001023