Search a number
-
+
151388106 = 2325231351
BaseRepresentation
bin10010000010111…
…11111111001010
3101112212022102220
421001133333022
5302223404411
623004434510
73515530512
oct1101377712
9345768386
10151388106
1178500141
1242848a36
132549697c
141616a842
15d455b06
hex905ffca

151388106 has 8 divisors (see below), whose sum is σ = 302776224. Its totient is φ = 50462700.

The previous prime is 151388101. The next prime is 151388129. The reversal of 151388106 is 601883151.

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

151388106 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (151388101) 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, 12615670 + ... + 12615681.

It is an arithmetic number, because the mean of its divisors is an integer number (37847028).

Almost surely, 2151388106 is an apocalyptic number.

151388106 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.

151388106 is a wasteful number, since it uses less digits than its factorization.

151388106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25231356.

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 151388106 is about 12303.9874024643. The cubic root of 151388106 is about 532.9632355105.

The spelling of 151388106 in words is "one hundred fifty-one million, three hundred eighty-eight thousand, one hundred six".

Divisors: 1 2 3 6 25231351 50462702 75694053 151388106