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1052513361420 = 223517541889357
BaseRepresentation
bin11110101000011101010…
…11110101111000001100
310201121201110120120210220
433110032223311320030
5114221021410031140
62123303514031340
7136020155650053
oct17241653657014
93647643516726
101052513361420
11376406398644
1214bb98718550
1378336965571
1438d288a539a
151c5a1ac5bd0
hexf50eaf5e0c

1052513361420 has 24 divisors (see below), whose sum is σ = 2947037412144. Its totient is φ = 280670229696.

The previous prime is 1052513361409. The next prime is 1052513361439. The reversal of 1052513361420 is 241633152501.

It is a super-2 number, since 2×10525133614202 (a number of 25 digits) 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, 8770944619 + ... + 8770944738.

It is an arithmetic number, because the mean of its divisors is an integer number (122793225506).

Almost surely, 21052513361420 is an apocalyptic number.

1052513361420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052513361420 is an abundant number, since it is smaller than the sum of its proper divisors (1894524050724).

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

1052513361420 is a wasteful number, since it uses less digits than its factorization.

1052513361420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17541889369 (or 17541889367 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 1052513361420 in words is "one trillion, fifty-two billion, five hundred thirteen million, three hundred sixty-one thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 17541889357 35083778714 52625668071 70167557428 87709446785 105251336142 175418893570 210502672284 263128340355 350837787140 526256680710 1052513361420