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10321210129 = 43326638951
BaseRepresentation
bin10011001110011000…
…10010101100010001
3222122022011210120211
421213030102230101
5132114212211004
64424055204121
7513524560426
oct114714225421
928568153524
1010321210129
114417065a2a
122000676641
13c86403439
146dca97d4d
154061ab504
hex267312b11

10321210129 has 8 divisors (see below), whose sum is σ = 10350087552. Its totient is φ = 10292356800.

The previous prime is 10321210111. The next prime is 10321210177. The reversal of 10321210129 is 92101212301.

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 10321210129 - 213 = 10321201937 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10321210429) 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, 1148604 + ... + 1157554.

It is an arithmetic number, because the mean of its divisors is an integer number (1293760944).

Almost surely, 210321210129 is an apocalyptic number.

It is an amenable number.

10321210129 is a deficient number, since it is larger than the sum of its proper divisors (28877423).

10321210129 is an equidigital number, since it uses as much as digits as its factorization.

10321210129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12047.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 10321210129 in words is "ten billion, three hundred twenty-one million, two hundred ten thousand, one hundred twenty-nine".

Divisors: 1 433 2663 8951 1153079 3875783 23836513 10321210129