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102977430611 = 1119492714979
BaseRepresentation
bin101111111100111101…
…1101110010001010011
3100211210200012111012112
41133321323232101103
53141344210234421
6115150203415535
710303606501136
oct1377173562123
9324720174175
10102977430611
113a744090860
1217b5ab245ab
1399316211c3
144dac67021d
152a2a82145b
hex17f9eee453

102977430611 has 8 divisors (see below), whose sum is σ = 118251595200. Its totient is φ = 88688696040.

The previous prime is 102977430601. The next prime is 102977430653. The reversal of 102977430611 is 116034779201.

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 102977430611 - 226 = 102910321747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102977430601) 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, 246357281 + ... + 246357698.

It is an arithmetic number, because the mean of its divisors is an integer number (14781449400).

Almost surely, 2102977430611 is an apocalyptic number.

102977430611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102977430611 is a deficient number, since it is larger than the sum of its proper divisors (15274164589).

102977430611 is a wasteful number, since it uses less digits than its factorization.

102977430611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492715009.

The product of its (nonzero) digits is 63504, while the sum is 41.

The spelling of 102977430611 in words is "one hundred two billion, nine hundred seventy-seven million, four hundred thirty thousand, six hundred eleven".

Divisors: 1 11 19 209 492714979 5419864769 9361584601 102977430611