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151032065 = 530206413
BaseRepresentation
bin10010000000010…
…01000100000001
3101112012020001012
421000021010001
5302131011230
622553050305
73512515502
oct1100110401
9345166035
10151032065
1178287698
12426b6995
13253a08b2
14160b6ba9
15d3d5395
hex9009101

151032065 has 4 divisors (see below), whose sum is σ = 181238484. Its totient is φ = 120825648.

The previous prime is 151032061. The next prime is 151032073. The reversal of 151032065 is 560230151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 560230151 = 1343094627.

It can be written as a sum of positive squares in 2 ways, for example, as 55696369 + 95335696 = 7463^2 + 9764^2 .

It is a cyclic number.

It is not a de Polignac number, because 151032065 - 22 = 151032061 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 151032065.

It is not an unprimeable number, because it can be changed into a prime (151032061) 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, 15103202 + ... + 15103211.

It is an arithmetic number, because the mean of its divisors is an integer number (45309621).

Almost surely, 2151032065 is an apocalyptic number.

It is an amenable number.

151032065 is a deficient number, since it is larger than the sum of its proper divisors (30206419).

151032065 is an equidigital number, since it uses as much as digits as its factorization.

151032065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30206418.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 151032065 is about 12289.5103645345. The cubic root of 151032065 is about 532.5450923191.

The spelling of 151032065 in words is "one hundred fifty-one million, thirty-two thousand, sixty-five".

Divisors: 1 5 30206413 151032065