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1268970 = 23542299
BaseRepresentation
bin100110101110011101010
32101110200220
410311303222
5311101340
643110510
713533423
oct4656352
92343626
101268970
1179743a
12512436
13355791
1425064a
151a0ed0
hex135cea

1268970 has 16 divisors (see below), whose sum is σ = 3045600. Its totient is φ = 338384.

The previous prime is 1268963. The next prime is 1269001. The reversal of 1268970 is 798621.

It is a super-2 number, since 2×12689702 = 3220569721800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21120 + ... + 21179.

It is an arithmetic number, because the mean of its divisors is an integer number (190350).

21268970 is an apocalyptic number.

1268970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1268970 is an abundant number, since it is smaller than the sum of its proper divisors (1776630).

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

1268970 is a wasteful number, since it uses less digits than its factorization.

1268970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42309.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 1268970 is about 1126.4856856614. The cubic root of 1268970 is about 108.2639292471.

The spelling of 1268970 in words is "one million, two hundred sixty-eight thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 42299 84598 126897 211495 253794 422990 634485 1268970