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10154 = 25077
BaseRepresentation
bin10011110101010
3111221002
42132222
5311104
6115002
741414
oct23652
914832
1010154
1176a1
125a62
134811
1439b4
15301e
hex27aa

10154 has 4 divisors (see below), whose sum is σ = 15234. Its totient is φ = 5076.

The previous prime is 10151. The next prime is 10159. The reversal of 10154 is 45101.

Adding to 10154 its reverse (45101), we get a palindrome (55255).

It can be divided in two parts, 10 and 154, that multiplied together give a triangular number (1540 = T55).

10154 is nontrivially palindromic in base 7.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5929 + 4225 = 77^2 + 65^2 .

It is a pancake number, because a pancake can be divided into 10154 parts by 142 straight cuts.

10154 is an undulating number in base 7.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (10151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2537 + ... + 2540.

210154 is an apocalyptic number.

10154 is a deficient number, since it is larger than the sum of its proper divisors (5080).

10154 is an equidigital number, since it uses as much as digits as its factorization.

10154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5079.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 10154 is about 100.7670581093. The cubic root of 10154 is about 21.6543783048.

The spelling of 10154 in words is "ten thousand, one hundred fifty-four".

Divisors: 1 2 5077 10154