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101030 = 2510103
BaseRepresentation
bin11000101010100110
312010120212
4120222212
511213110
62055422
7600356
oct305246
9163525
10101030
11699a6
124a572
1336ca7
1428b66
151ee05
hex18aa6

101030 has 8 divisors (see below), whose sum is σ = 181872. Its totient is φ = 40408.

The previous prime is 101027. The next prime is 101051. The reversal of 101030 is 30101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5042 + ... + 5061.

It is an arithmetic number, because the mean of its divisors is an integer number (22734).

2101030 is an apocalyptic number.

101030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101030 is a deficient number, since it is larger than the sum of its proper divisors (80842).

101030 is a wasteful number, since it uses less digits than its factorization.

101030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110.

The product of its (nonzero) digits is 3, while the sum is 5.

The square root of 101030 is about 317.8521668952. The cubic root of 101030 is about 46.5747055221.

Adding to 101030 its reverse (30101), we get a palindrome (131131).

The spelling of 101030 in words is "one hundred one thousand, thirty".

Divisors: 1 2 5 10 10103 20206 50515 101030