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98212132121 = 1514549142979
BaseRepresentation
bin101101101110111100…
…1100011010100011001
3100101111120110020120212
41123131321203110121
53102114301211441
6113041254500505
710044534230465
oct1333571432431
9311446406525
1098212132121
1138719208544
121704b064735
1393522a985c
144a798254a5
15284c2caeeb
hex16dde63519

98212132121 has 8 divisors (see below), whose sum is σ = 98884968000. Its totient is φ = 97539591600.

The previous prime is 98212132111. The next prime is 98212132159. The reversal of 98212132121 is 12123121289.

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 98212132121 - 226 = 98145023257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98212132111) 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, 615410 + ... + 758388.

It is an arithmetic number, because the mean of its divisors is an integer number (12360621000).

Almost surely, 298212132121 is an apocalyptic number.

It is an amenable number.

98212132121 is a deficient number, since it is larger than the sum of its proper divisors (672835879).

98212132121 is a wasteful number, since it uses less digits than its factorization.

98212132121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147679.

The product of its digits is 3456, while the sum is 32.

The spelling of 98212132121 in words is "ninety-eight billion, two hundred twelve million, one hundred thirty-two thousand, one hundred twenty-one".

Divisors: 1 151 4549 142979 686899 21589829 650411471 98212132121