Search a number
-
+
152448620 = 2257622431
BaseRepresentation
bin10010001011000…
…10111001101100
3101121212012012012
421011202321230
5303011323440
623043300352
73530535422
oct1105427154
9347765165
10152448620
11790649a5
124307a6b8
13257785ac
1416365112
15d5b4e65
hex9162e6c

152448620 has 12 divisors (see below), whose sum is σ = 320142144. Its totient is φ = 60979440.

The previous prime is 152448613. The next prime is 152448629. The reversal of 152448620 is 26844251.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (152448629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3811196 + ... + 3811235.

It is an arithmetic number, because the mean of its divisors is an integer number (26678512).

Almost surely, 2152448620 is an apocalyptic number.

152448620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152448620 is an abundant number, since it is smaller than the sum of its proper divisors (167693524).

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

152448620 is a wasteful number, since it uses less digits than its factorization.

152448620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7622440 (or 7622438 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 152448620 is about 12347.0085445828. The cubic root of 152448620 is about 534.2048571789.

The spelling of 152448620 in words is "one hundred fifty-two million, four hundred forty-eight thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 7622431 15244862 30489724 38112155 76224310 152448620