Search a number
-
+
155250541 = 478114073
BaseRepresentation
bin10010100000011…
…10111101101101
3101211010112201001
421100032331231
5304221004131
623223320301
73563415325
oct1120167555
9354115631
10155250541
117a6a9036
1243bb0091
1326219a34
1416894285
15d96a261
hex940ef6d

155250541 has 8 divisors (see below), whose sum is σ = 158788224. Its totient is φ = 151722720.

The previous prime is 155250523. The next prime is 155250547. The reversal of 155250541 is 145052551.

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 155250541 - 227 = 21032813 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 (155250547) 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, 36081 + ... + 40153.

It is an arithmetic number, because the mean of its divisors is an integer number (19848528).

Almost surely, 2155250541 is an apocalyptic number.

It is an amenable number.

155250541 is a deficient number, since it is larger than the sum of its proper divisors (3537683).

155250541 is an equidigital number, since it uses as much as digits as its factorization.

155250541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4931.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 155250541 is about 12459.9575039404. The cubic root of 155250541 is about 537.4578049444.

The spelling of 155250541 in words is "one hundred fifty-five million, two hundred fifty thousand, five hundred forty-one".

Divisors: 1 47 811 4073 38117 191431 3303203 155250541