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157941 = 32723109
BaseRepresentation
bin100110100011110101
322000122200
4212203311
520023231
63215113
71225320
oct464365
9260580
10157941
11a8733
1277499
1356b74
14417b7
1531be6
hex268f5

157941 has 24 divisors (see below), whose sum is σ = 274560. Its totient is φ = 85536.

The previous prime is 157933. The next prime is 157951. The reversal of 157941 is 149751.

Adding to 157941 its product of digits (1260), we get a square (159201 = 3992).

It is not a de Polignac number, because 157941 - 23 = 157933 is a prime.

It is a Curzon number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157901) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1395 + ... + 1503.

It is an arithmetic number, because the mean of its divisors is an integer number (11440).

2157941 is an apocalyptic number.

It is an amenable number.

157941 is a deficient number, since it is larger than the sum of its proper divisors (116619).

157941 is a wasteful number, since it uses less digits than its factorization.

157941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 142 counting only the distinct ones).

The product of its digits is 1260, while the sum is 27.

The square root of 157941 is about 397.4179160531. The cubic root of 157941 is about 54.0544717828.

The spelling of 157941 in words is "one hundred fifty-seven thousand, nine hundred forty-one".

Divisors: 1 3 7 9 21 23 63 69 109 161 207 327 483 763 981 1449 2289 2507 6867 7521 17549 22563 52647 157941