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120204104 = 2315025513
BaseRepresentation
bin1110010101000…
…10101101001000
322101012000000212
413022202231020
5221233012404
615532220252
72656501166
oct712425510
9271160025
10120204104
1161941139
123430a688
131bb98ab7
1411d70236
15a84606e
hex72a2b48

120204104 has 8 divisors (see below), whose sum is σ = 225382710. Its totient is φ = 60102048.

The previous prime is 120204061. The next prime is 120204137. The reversal of 120204104 is 401402021.

It can be written as a sum of positive squares in only one way, i.e., 68392900 + 51811204 = 8270^2 + 7198^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7512749 + ... + 7512764.

Almost surely, 2120204104 is an apocalyptic number.

It is an amenable number.

120204104 is a deficient number, since it is larger than the sum of its proper divisors (105178606).

120204104 is a wasteful number, since it uses less digits than its factorization.

120204104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15025519 (or 15025515 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 120204104 is about 10963.7632225436. The cubic root of 120204104 is about 493.5219029959.

Adding to 120204104 its reverse (401402021), we get a palindrome (521606125).

The spelling of 120204104 in words is "one hundred twenty million, two hundred four thousand, one hundred four".

Divisors: 1 2 4 8 15025513 30051026 60102052 120204104