Base | Representation |
---|---|
bin | 10010001100011… |
… | …00100010000100 |
3 | 101122011212002202 |
4 | 21012030202010 |
5 | 303032303030 |
6 | 23051054032 |
7 | 3532145522 |
oct | 1106144204 |
9 | 348155082 |
10 | 152619140 |
11 | 79171023 |
12 | 43141318 |
13 | 258080ab |
14 | 163ab312 |
15 | d5ea745 |
hex | 918c884 |
152619140 has 24 divisors (see below), whose sum is σ = 320748120. Its totient is φ = 61000448.
The previous prime is 152619139. The next prime is 152619143. The reversal of 152619140 is 41916251.
It can be written as a sum of positive squares in 4 ways, for example, as 37185604 + 115433536 = 6098^2 + 10744^2 .
It is not an unprimeable number, because it can be changed into a prime (152619143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36266 + ... + 40254.
It is an arithmetic number, because the mean of its divisors is an integer number (13364505).
Almost surely, 2152619140 is an apocalyptic number.
152619140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152619140 is an abundant number, since it is smaller than the sum of its proper divisors (168128980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152619140 is a wasteful number, since it uses less digits than its factorization.
152619140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5911 (or 5909 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 29.
The square root of 152619140 is about 12353.9119310444. The cubic root of 152619140 is about 534.4039596038.
The spelling of 152619140 in words is "one hundred fifty-two million, six hundred nineteen thousand, one hundred forty".
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