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1379241 = 33232221
BaseRepresentation
bin101010000101110101001
32121001222000
411100232221
5323113431
645321213
714503053
oct5205651
92531860
101379241
11862276
12566209
13393a26
1427c8d3
151c39e6
hex150ba9

1379241 has 16 divisors (see below), whose sum is σ = 2133120. Its totient is φ = 879120.

The previous prime is 1379239. The next prime is 1379251. The reversal of 1379241 is 1429731.

It is not a de Polignac number, because 1379241 - 21 = 1379239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1379201) 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, 490 + ... + 1731.

It is an arithmetic number, because the mean of its divisors is an integer number (133320).

21379241 is an apocalyptic number.

It is an amenable number.

1379241 is a deficient number, since it is larger than the sum of its proper divisors (753879).

1379241 is a wasteful number, since it uses less digits than its factorization.

1379241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253 (or 2247 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 1379241 is about 1174.4109161618. The cubic root of 1379241 is about 111.3132132437.

The spelling of 1379241 in words is "one million, three hundred seventy-nine thousand, two hundred forty-one".

Divisors: 1 3 9 23 27 69 207 621 2221 6663 19989 51083 59967 153249 459747 1379241