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120231941 = 2910738747
BaseRepresentation
bin1110010101010…
…01100000000101
322101020102012212
413022221200011
5221234410231
615532553205
72656645304
oct712514005
9271212185
10120231941
1161960045
1234322805
131bba867b
1411d7a43b
15a84e42b
hex72a9805

120231941 has 8 divisors (see below), whose sum is σ = 125543520. Its totient is φ = 114998128.

The previous prime is 120231893. The next prime is 120231953. The reversal of 120231941 is 149132021.

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 120231941 - 26 = 120231877 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 (120231341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16271 + ... + 22476.

It is an arithmetic number, because the mean of its divisors is an integer number (15692940).

Almost surely, 2120231941 is an apocalyptic number.

It is an amenable number.

120231941 is a deficient number, since it is larger than the sum of its proper divisors (5311579).

120231941 is a wasteful number, since it uses less digits than its factorization.

120231941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38883.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 120231941 is about 10965.0326492902. The cubic root of 120231941 is about 493.5599968391.

Adding to 120231941 its reverse (149132021), we get a palindrome (269363962).

The spelling of 120231941 in words is "one hundred twenty million, two hundred thirty-one thousand, nine hundred forty-one".

Divisors: 1 29 107 3103 38747 1123663 4145929 120231941