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120115701 = 3219702431
BaseRepresentation
bin1110010100011…
…01000111110101
322101000111202200
413022031013311
5221222200301
615530255113
72655652356
oct712150765
9271014680
10120115701
1161890782
1234287499
131bb677a4
1411d49d2d
15a829c86
hex728d1f5

120115701 has 12 divisors (see below), whose sum is σ = 182632320. Its totient is φ = 75862440.

The previous prime is 120115661. The next prime is 120115717. The reversal of 120115701 is 107511021.

It is a happy number.

It is not a de Polignac number, because 120115701 - 27 = 120115573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120115781) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351045 + ... + 351386.

It is an arithmetic number, because the mean of its divisors is an integer number (15219360).

Almost surely, 2120115701 is an apocalyptic number.

It is an amenable number.

120115701 is a deficient number, since it is larger than the sum of its proper divisors (62516619).

120115701 is a wasteful number, since it uses less digits than its factorization.

120115701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702456 (or 702453 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 18.

The square root of 120115701 is about 10959.7308817325. The cubic root of 120115701 is about 493.4008879469.

Adding to 120115701 its reverse (107511021), we get a palindrome (227626722).

The spelling of 120115701 in words is "one hundred twenty million, one hundred fifteen thousand, seven hundred one".

Divisors: 1 3 9 19 57 171 702431 2107293 6321879 13346189 40038567 120115701