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152770028 = 22291316983
BaseRepresentation
bin10010001101100…
…01010111101100
3101122110112002012
421012301113230
5303102120103
623054220352
73533344445
oct1106612754
9348415065
10152770028
1179264424
12431b46b8
132585b988
141640a2cc
15d62a2d8
hex91b15ec

152770028 has 12 divisors (see below), whose sum is σ = 276566640. Its totient is φ = 73750992.

The previous prime is 152770027. The next prime is 152770043. The reversal of 152770028 is 820077251.

152770028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 152769976 and 152770003.

It is not an unprimeable number, because it can be changed into a prime (152770027) 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, 658376 + ... + 658607.

It is an arithmetic number, because the mean of its divisors is an integer number (23047220).

Almost surely, 2152770028 is an apocalyptic number.

It is an amenable number.

152770028 is a deficient number, since it is larger than the sum of its proper divisors (123796612).

152770028 is a wasteful number, since it uses less digits than its factorization.

152770028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317016 (or 1317014 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 152770028 is about 12360.0173139037. The cubic root of 152770028 is about 534.5800156907.

The spelling of 152770028 in words is "one hundred fifty-two million, seven hundred seventy thousand, twenty-eight".

Divisors: 1 2 4 29 58 116 1316983 2633966 5267932 38192507 76385014 152770028