Base | Representation |
---|---|
bin | 10001010010010… |
… | …01000000100010 |
3 | 101002211220002002 |
4 | 20221021000202 |
5 | 244110040110 |
6 | 22215524002 |
7 | 3410333621 |
oct | 1051110042 |
9 | 332756062 |
10 | 145002530 |
11 | 74939602 |
12 | 40689602 |
13 | 2406c31a |
14 | 153876b8 |
15 | cae3aa5 |
hex | 8a49022 |
145002530 has 32 divisors (see below), whose sum is σ = 267105600. Its totient is φ = 56658112.
The previous prime is 145002521. The next prime is 145002563. The reversal of 145002530 is 35200541.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104924 + ... + 106296.
It is an arithmetic number, because the mean of its divisors is an integer number (8347050).
Almost surely, 2145002530 is an apocalyptic number.
145002530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145002530 is a deficient number, since it is larger than the sum of its proper divisors (122103070).
145002530 is a wasteful number, since it uses less digits than its factorization.
145002530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1618.
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 145002530 is about 12041.6996308661. The cubic root of 145002530 is about 525.3618427665.
The spelling of 145002530 in words is "one hundred forty-five million, two thousand, five hundred thirty".
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