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20696796629 = 236673134851
BaseRepresentation
bin10011010001101000…
…000000110111010101
31222102101200012112022
4103101220000313111
5314341334443004
613301420102525
71331612603645
oct232150006725
958371605468
1020696796629
118860890703
124017394a45
131c4ab64c32
141004a68525
158120092be
hex4d1a00dd5

20696796629 has 8 divisors (see below), whose sum is σ = 21600053952. Its totient is φ = 19793822400.

The previous prime is 20696796623. The next prime is 20696796643. The reversal of 20696796629 is 92669769602.

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 20696796629 - 216 = 20696731093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20696796623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86054 + ... + 220904.

It is an arithmetic number, because the mean of its divisors is an integer number (2700006744).

Almost surely, 220696796629 is an apocalyptic number.

It is an amenable number.

20696796629 is a deficient number, since it is larger than the sum of its proper divisors (903257323).

20696796629 is a wasteful number, since it uses less digits than its factorization.

20696796629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141547.

The product of its (nonzero) digits is 26453952, while the sum is 62.

The spelling of 20696796629 in words is "twenty billion, six hundred ninety-six million, seven hundred ninety-six thousand, six hundred twenty-nine".

Divisors: 1 23 6673 134851 153479 3101573 899860723 20696796629