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154045052 = 2275501609
BaseRepresentation
bin10010010111010…
…00101001111100
3101201212022002022
421023220221330
5303413420202
623141415312
73550234640
oct1113505174
9351768068
10154045052
1179a55367
124370a538
1325bb7125
141665cc20
15d7ccea2
hex92e8a7c

154045052 has 12 divisors (see below), whose sum is σ = 308090160. Its totient is φ = 66019296.

The previous prime is 154045009. The next prime is 154045057. The reversal of 154045052 is 250540451.

154045052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

154045052 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154045057) 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, 2750777 + ... + 2750832.

It is an arithmetic number, because the mean of its divisors is an integer number (25674180).

Almost surely, 2154045052 is an apocalyptic number.

It is an amenable number.

154045052 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.

154045052 is a wasteful number, since it uses less digits than its factorization.

154045052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5501620 (or 5501618 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 154045052 is about 12411.4887100621. The cubic root of 154045052 is about 536.0631051787.

The spelling of 154045052 in words is "one hundred fifty-four million, forty-five thousand, fifty-two".

Divisors: 1 2 4 7 14 28 5501609 11003218 22006436 38511263 77022526 154045052