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155106141 = 3241721391
BaseRepresentation
bin10010011111010…
…11101101011101
3101210212012121220
421033223231131
5304201344031
623220243553
73562244331
oct1117535535
9353765556
10155106141
117a60a5a3
1243b405b9
13261990a8
14168577c1
15d93c596
hex93ebb5d

155106141 has 8 divisors (see below), whose sum is σ = 206903424. Its totient is φ = 103356480.

The previous prime is 155106137. The next prime is 155106179. The reversal of 155106141 is 141601551.

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

It is not a de Polignac number, because 155106141 - 22 = 155106137 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155106121) 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, 3445 + ... + 17946.

It is an arithmetic number, because the mean of its divisors is an integer number (25862928).

Almost surely, 2155106141 is an apocalyptic number.

It is an amenable number.

155106141 is a deficient number, since it is larger than the sum of its proper divisors (51797283).

155106141 is a wasteful number, since it uses less digits than its factorization.

155106141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23811.

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 155106141 is about 12454.1615936200. The cubic root of 155106141 is about 537.2911217226.

Adding to 155106141 its reverse (141601551), we get a palindrome (296707692).

The spelling of 155106141 in words is "one hundred fifty-five million, one hundred six thousand, one hundred forty-one".

Divisors: 1 3 2417 7251 21391 64173 51702047 155106141