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152480001 = 350826667
BaseRepresentation
bin10010001011010…
…10100100000001
3101121220210020110
421011222210001
5303013330001
623044101533
73531026052
oct1105524401
9347823213
10152480001
1179086533
12430948a9
132578996b
1416372729
15d5be3d6
hex916a901

152480001 has 4 divisors (see below), whose sum is σ = 203306672. Its totient is φ = 101653332.

The previous prime is 152479981. The next prime is 152480017. The reversal of 152480001 is 100084251.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100084251 = 333361417.

It is not a de Polignac number, because 152480001 - 26 = 152479937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152480001.

It is not an unprimeable number, because it can be changed into a prime (152480401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25413331 + ... + 25413336.

It is an arithmetic number, because the mean of its divisors is an integer number (50826668).

Almost surely, 2152480001 is an apocalyptic number.

It is an amenable number.

152480001 is a deficient number, since it is larger than the sum of its proper divisors (50826671).

152480001 is an equidigital number, since it uses as much as digits as its factorization.

152480001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50826670.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 152480001 is about 12348.2792728380. The cubic root of 152480001 is about 534.2415093801.

The spelling of 152480001 in words is "one hundred fifty-two million, four hundred eighty thousand, one".

Divisors: 1 3 50826667 152480001