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15020106 = 232503351
BaseRepresentation
bin111001010011…
…000001001010
31001021002201020
4321103001022
512321120411
61253533310
7241445253
oct71230112
931232636
1015020106
118529912
125044236
13315b84a
141dcdb2a
1514ba606
hexe5304a

15020106 has 8 divisors (see below), whose sum is σ = 30040224. Its totient is φ = 5006700.

The previous prime is 15020087. The next prime is 15020107. The reversal of 15020106 is 60102051.

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

15020106 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (15020107) 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, 1251670 + ... + 1251681.

It is an arithmetic number, because the mean of its divisors is an integer number (3755028).

Almost surely, 215020106 is an apocalyptic number.

15020106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15020106 is a wasteful number, since it uses less digits than its factorization.

15020106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2503356.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 15020106 is about 3875.5781504183. The cubic root of 15020106 is about 246.7313485921.

Adding to 15020106 its reverse (60102051), we get a palindrome (75122157).

The spelling of 15020106 in words is "fifteen million, twenty thousand, one hundred six".

Divisors: 1 2 3 6 2503351 5006702 7510053 15020106