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120434141 = 1923275593
BaseRepresentation
bin1110010110110…
…10110111011101
322101121200120202
413023122313131
5221312343031
615541153245
72661446642
oct713326735
9271550522
10120434141
1161a88a53
12343bb825
131bc49709
1411dcddc9
15a88e2cb
hex72daddd

120434141 has 8 divisors (see below), whose sum is σ = 132285120. Its totient is φ = 109134432.

The previous prime is 120434131. The next prime is 120434147. The reversal of 120434141 is 141434021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-120434141 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 (120434147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137360 + ... + 138233.

It is an arithmetic number, because the mean of its divisors is an integer number (16535640).

Almost surely, 2120434141 is an apocalyptic number.

It is an amenable number.

120434141 is a deficient number, since it is larger than the sum of its proper divisors (11850979).

120434141 is a wasteful number, since it uses less digits than its factorization.

120434141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275635.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 120434141 is about 10974.2489948060. The cubic root of 120434141 is about 493.8365232977.

Adding to 120434141 its reverse (141434021), we get a palindrome (261868162).

The spelling of 120434141 in words is "one hundred twenty million, four hundred thirty-four thousand, one hundred forty-one".

Divisors: 1 19 23 437 275593 5236267 6338639 120434141