Search a number
-
+
1277052 = 223723661
BaseRepresentation
bin100110111110001111100
32101212210020
410313301330
5311331202
643212140
713566120
oct4676174
92355706
101277052
117a2517
12517050
1335936a
14253580
151a35bc
hex137c7c

1277052 has 48 divisors (see below), whose sum is σ = 3558912. Its totient is φ = 348480.

The previous prime is 1277041. The next prime is 1277063. The reversal of 1277052 is 2507721.

It is an interprime number because it is at equal distance from previous prime (1277041) and next prime (1277063).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1602 + ... + 2262.

It is an arithmetic number, because the mean of its divisors is an integer number (74144).

21277052 is an apocalyptic number.

1277052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1277052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1779456).

1277052 is an abundant number, since it is smaller than the sum of its proper divisors (2281860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1277052 is a wasteful number, since it uses less digits than its factorization.

1277052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 1277052 is about 1130.0672546358. The cubic root of 1277052 is about 108.4932853483.

The spelling of 1277052 in words is "one million, two hundred seventy-seven thousand, fifty-two".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 42 46 69 84 92 138 161 276 322 483 644 661 966 1322 1932 1983 2644 3966 4627 7932 9254 13881 15203 18508 27762 30406 45609 55524 60812 91218 106421 182436 212842 319263 425684 638526 1277052