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1052299880 = 23526307497
BaseRepresentation
bin111110101110001…
…101001001101000
32201100002101001122
4332232031021220
54123342044010
6252230234412
735035254452
oct7656151150
92640071048
101052299880
1149aaa5525
122544b5a08
1313a01c368
149da832d2
15625b2855
hex3eb8d268

1052299880 has 16 divisors (see below), whose sum is σ = 2367674820. Its totient is φ = 420919936.

The previous prime is 1052299817. The next prime is 1052299889. The reversal of 1052299880 is 889922501.

It can be written as a sum of positive squares in 2 ways, for example, as 1003495684 + 48804196 = 31678^2 + 6986^2 .

It is a super-2 number, since 2×10522998802 = 2214670074896028800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1052299889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13153709 + ... + 13153788.

Almost surely, 21052299880 is an apocalyptic number.

1052299880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052299880 is an abundant number, since it is smaller than the sum of its proper divisors (1315374940).

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

1052299880 is a wasteful number, since it uses less digits than its factorization.

1052299880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26307508 (or 26307504 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 1052299880 is about 32439.1719992974. The cubic root of 1052299880 is about 1017.1379076099.

The spelling of 1052299880 in words is "one billion, fifty-two million, two hundred ninety-nine thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 26307497 52614994 105229988 131537485 210459976 263074970 526149940 1052299880