Base | Representation |
---|---|
bin | 10010001110100… |
… | …01001100100100 |
3 | 101122201010220100 |
4 | 21013101030210 |
5 | 303120303023 |
6 | 23101104100 |
7 | 3534426504 |
oct | 1107211444 |
9 | 348633810 |
10 | 152900388 |
11 | 79343363 |
12 | 43258030 |
13 | 258a6104 |
14 | 16441a04 |
15 | d653c43 |
hex | 91d1324 |
152900388 has 36 divisors (see below), whose sum is σ = 393054480. Its totient is φ = 50102256.
The previous prime is 152900381. The next prime is 152900411. The reversal of 152900388 is 883009251.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (152900381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33870 + ... + 38117.
It is an arithmetic number, because the mean of its divisors is an integer number (10918180).
Almost surely, 2152900388 is an apocalyptic number.
152900388 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
152900388 is an abundant number, since it is smaller than the sum of its proper divisors (240154092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152900388 is a wasteful number, since it uses less digits than its factorization.
152900388 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72056 (or 72051 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 152900388 is about 12365.2896448082. The cubic root of 152900388 is about 534.7320263947.
The spelling of 152900388 in words is "one hundred fifty-two million, nine hundred thousand, three hundred eighty-eight".
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