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15045300101 = 131768078281
BaseRepresentation
bin11100000001100010…
…10000111110000101
31102211112101102202002
432000301100332011
5221303044100401
610524532555045
71041556640456
oct160061207605
942745342662
1015045300101
116420752717
122aba782a85
13155a04a150
14a2a25712d
155d0cb1a6b
hex380c50f85

15045300101 has 8 divisors (see below), whose sum is σ = 17155727064. Its totient is φ = 13071029760.

The previous prime is 15045300097. The next prime is 15045300103. The reversal of 15045300101 is 10100354051.

It can be written as a sum of positive squares in 4 ways, for example, as 3440409025 + 11604891076 = 58655^2 + 107726^2 .

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 15045300101 - 22 = 15045300097 is a prime.

It is a super-2 number, since 2×150453001012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15045300103) 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, 34038920 + ... + 34039361.

It is an arithmetic number, because the mean of its divisors is an integer number (2144465883).

Almost surely, 215045300101 is an apocalyptic number.

It is an amenable number.

15045300101 is a deficient number, since it is larger than the sum of its proper divisors (2110426963).

15045300101 is a wasteful number, since it uses less digits than its factorization.

15045300101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68078311.

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 15045300101 its reverse (10100354051), we get a palindrome (25145654152).

The spelling of 15045300101 in words is "fifteen billion, forty-five million, three hundred thousand, one hundred one".

Divisors: 1 13 17 221 68078281 885017653 1157330777 15045300101