Base | Representation |
---|---|
bin | 10001011001000… |
… | …10101011010100 |
3 | 101011112012002012 |
4 | 20230202223110 |
5 | 244322102400 |
6 | 22251003352 |
7 | 3421036142 |
oct | 1054425324 |
9 | 334465065 |
10 | 145894100 |
11 | 75398440 |
12 | 40a39558 |
13 | 242c2091 |
14 | 1553a592 |
15 | cc1cd35 |
hex | 8b22ad4 |
145894100 has 36 divisors (see below), whose sum is σ = 345373728. Its totient is φ = 53052000.
The previous prime is 145894097. The next prime is 145894117. The reversal of 145894100 is 1498541.
It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65216 + ... + 67415.
Almost surely, 2145894100 is an apocalyptic number.
145894100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145894100 is an abundant number, since it is smaller than the sum of its proper divisors (199479628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145894100 is a wasteful number, since it uses less digits than its factorization.
145894100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132656 (or 132649 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 32.
The square root of 145894100 is about 12078.6630054820. The cubic root of 145894100 is about 526.4363990084.
The spelling of 145894100 in words is "one hundred forty-five million, eight hundred ninety-four thousand, one hundred".
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