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120101480 = 2353002537
BaseRepresentation
bin1110010100010…
…01101001101000
322100222210020222
413022021221220
5221221221410
615530105212
72655563042
oct712115150
9270883228
10120101480
1161881024
123427b208
131bb61185
1411d44a92
15a825955
hex7289a68

120101480 has 16 divisors (see below), whose sum is σ = 270228420. Its totient is φ = 48040576.

The previous prime is 120101479. The next prime is 120101483. The reversal of 120101480 is 84101021.

It can be written as a sum of positive squares in 2 ways, for example, as 120077764 + 23716 = 10958^2 + 154^2 .

It is not an unprimeable number, because it can be changed into a prime (120101483) 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, 1501229 + ... + 1501308.

Almost surely, 2120101480 is an apocalyptic number.

120101480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120101480 is an abundant number, since it is smaller than the sum of its proper divisors (150126940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120101480 is a wasteful number, since it uses less digits than its factorization.

120101480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002548 (or 3002544 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 120101480 is about 10959.0820783494. The cubic root of 120101480 is about 493.3814152471.

The spelling of 120101480 in words is "one hundred twenty million, one hundred one thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 3002537 6005074 12010148 15012685 24020296 30025370 60050740 120101480