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157274 = 21323263
BaseRepresentation
bin100110011001011010
321222201222
4212121122
520013044
63212042
71223345
oct463132
9258658
10157274
11a8187
1277022
1356780
144145c
15318ee
hex2665a

157274 has 16 divisors (see below), whose sum is σ = 266112. Its totient is φ = 69168.

The previous prime is 157273. The next prime is 157277. The reversal of 157274 is 472751.

157274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1572742 = 49470222152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (157271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467 + ... + 729.

It is an arithmetic number, because the mean of its divisors is an integer number (16632).

2157274 is an apocalyptic number.

157274 is a deficient number, since it is larger than the sum of its proper divisors (108838).

157274 is a wasteful number, since it uses less digits than its factorization.

157274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301.

The product of its digits is 1960, while the sum is 26.

The square root of 157274 is about 396.5778612076. The cubic root of 157274 is about 53.9782720084.

It can be divided in two parts, 1 and 57274, that added together give a palindrome (57275).

The spelling of 157274 in words is "one hundred fifty-seven thousand, two hundred seventy-four".