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120692485 = 524138497
BaseRepresentation
bin1110011000110…
…01111100000101
322102002210222001
413030121330011
5221344124420
615550505301
72663604064
oct714317405
9272083861
10120692485
1162145061
1234505231
131c00a194
141205a1db
15a8e0b0a
hex7319f05

120692485 has 4 divisors (see below), whose sum is σ = 144830988. Its totient is φ = 96553984.

The previous prime is 120692471. The next prime is 120692489. The reversal of 120692485 is 584296021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 584296021 = 1063549667.

It can be written as a sum of positive squares in 2 ways, for example, as 43270084 + 77422401 = 6578^2 + 8799^2 .

It is a cyclic number.

It is not a de Polignac number, because 120692485 - 29 = 120691973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120692489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12069244 + ... + 12069253.

It is an arithmetic number, because the mean of its divisors is an integer number (36207747).

Almost surely, 2120692485 is an apocalyptic number.

It is an amenable number.

120692485 is a deficient number, since it is larger than the sum of its proper divisors (24138503).

120692485 is an equidigital number, since it uses as much as digits as its factorization.

120692485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24138502.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 120692485 is about 10986.0131530961. The cubic root of 120692485 is about 494.1893816768.

The spelling of 120692485 in words is "one hundred twenty million, six hundred ninety-two thousand, four hundred eighty-five".

Divisors: 1 5 24138497 120692485