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102124115 = 580925247
BaseRepresentation
bin1100001011001…
…00101001010011
321010011102221122
412011210221103
5202120432430
614044512455
72350016642
oct605445123
9233142848
10102124115
11527123a5
122a24b72b
1318208592
14d7c5359
158e73ee5
hex6164a53

102124115 has 8 divisors (see below), whose sum is σ = 122705280. Its totient is φ = 81595072.

The previous prime is 102124093. The next prime is 102124123. The reversal of 102124115 is 511421201.

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 102124115 - 28 = 102123859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102124093 and 102124102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8579 + ... + 16668.

It is an arithmetic number, because the mean of its divisors is an integer number (15338160).

Almost surely, 2102124115 is an apocalyptic number.

102124115 is a deficient number, since it is larger than the sum of its proper divisors (20581165).

102124115 is an equidigital number, since it uses as much as digits as its factorization.

102124115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26061.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 102124115 is about 10105.6476784024. The cubic root of 102124115 is about 467.4223078115.

Adding to 102124115 its reverse (511421201), we get a palindrome (613545316).

The spelling of 102124115 in words is "one hundred two million, one hundred twenty-four thousand, one hundred fifteen".

Divisors: 1 5 809 4045 25247 126235 20424823 102124115