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22398923963 = 1312907133493
BaseRepresentation
bin10100110111000101…
…000111010010111011
32010211000112020021102
4110313011013102323
5331333111031323
614142342402015
71422031466213
oct246705072273
963730466242
1022398923963
119554677109
12441143030b
13215c6a7880
141126b45243
158b167d328
hex5371474bb

22398923963 has 8 divisors (see below), whose sum is σ = 24123967728. Its totient is φ = 20674173024.

The previous prime is 22398923959. The next prime is 22398923969. The reversal of 22398923963 is 36932989322.

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 22398923963 - 22 = 22398923959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22398923899 and 22398923908.

It is not an unprimeable number, because it can be changed into a prime (22398923969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101045 + ... + 234537.

It is an arithmetic number, because the mean of its divisors is an integer number (3015495966).

Almost surely, 222398923963 is an apocalyptic number.

22398923963 is a deficient number, since it is larger than the sum of its proper divisors (1725043765).

22398923963 is a wasteful number, since it uses less digits than its factorization.

22398923963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146413.

The product of its digits is 7558272, while the sum is 56.

The spelling of 22398923963 in words is "twenty-two billion, three hundred ninety-eight million, nine hundred twenty-three thousand, nine hundred sixty-three".

Divisors: 1 13 12907 133493 167791 1735409 1722994151 22398923963