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102556026097 = 729505202099
BaseRepresentation
bin101111110000011010…
…0001100010011110001
3100210201022020220212221
41133200310030103301
53140013320313342
6115040311321041
710260301560430
oct1374064142361
9323638226787
10102556026097
113a548226368
1217a61980181
139895227115
144d6c6d7117
152a03830a67
hex17e0d0c4f1

102556026097 has 8 divisors (see below), whose sum is σ = 121248504000. Its totient is φ = 84873952464.

The previous prime is 102556026061. The next prime is 102556026103. The reversal of 102556026097 is 790620655201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-102556026097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102556026007) 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, 252600847 + ... + 252601252.

It is an arithmetic number, because the mean of its divisors is an integer number (15156063000).

Almost surely, 2102556026097 is an apocalyptic number.

It is an amenable number.

102556026097 is a deficient number, since it is larger than the sum of its proper divisors (18692477903).

102556026097 is an equidigital number, since it uses as much as digits as its factorization.

102556026097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505202135.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 102556026097 in words is "one hundred two billion, five hundred fifty-six million, twenty-six thousand, ninety-seven".

Divisors: 1 7 29 203 505202099 3536414693 14650860871 102556026097