Base | Representation |
---|---|
bin | 1100001001011… |
… | …00011111111110 |
3 | 21002201202111010 |
4 | 12010230133332 |
5 | 202041103032 |
6 | 14035540050 |
7 | 2345041320 |
oct | 604543776 |
9 | 232652433 |
10 | 101894142 |
11 | 52575639 |
12 | 2a15a626 |
13 | 181579bc |
14 | d765610 |
15 | 8e2accc |
hex | 612c7fe |
101894142 has 32 divisors (see below), whose sum is σ = 235526400. Its totient is φ = 28784448.
The previous prime is 101894137. The next prime is 101894147. The reversal of 101894142 is 241498101.
It is an interprime number because it is at equal distance from previous prime (101894137) and next prime (101894147).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101894147) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9892 + ... + 17367.
It is an arithmetic number, because the mean of its divisors is an integer number (7360200).
Almost surely, 2101894142 is an apocalyptic number.
101894142 is an abundant number, since it is smaller than the sum of its proper divisors (133632258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101894142 is a wasteful number, since it uses less digits than its factorization.
101894142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27360.
The product of its (nonzero) digits is 2304, while the sum is 30.
The square root of 101894142 is about 10094.2628259819. The cubic root of 101894142 is about 467.0711817973.
The spelling of 101894142 in words is "one hundred one million, eight hundred ninety-four thousand, one hundred forty-two".
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