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2057711044 = 223726132
BaseRepresentation
bin111101010100110…
…0010110111000100
312022101221112220011
41322221202313010
513203233223134
6540103520004
7101664153364
oct17251426704
95271845804
102057711044
11966584844
12495159004
1326a4024cc
141573dc9a4
15c09b2264
hex7aa62dc4

2057711044 has 27 divisors (see below), whose sum is σ = 3706996167. Its totient is φ = 999415584.

The previous prime is 2057711027. The next prime is 2057711053. The reversal of 2057711044 is 4401177502.

The square root of 2057711044 is 45362.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 149768644 + 1907942400 = 12238^2 + 43680^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2057710997 and 2057711015.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3356482 + ... + 3357094.

Almost surely, 22057711044 is an apocalyptic number.

2057711044 is the 45362-nd square number.

It is an amenable number.

2057711044 is a deficient number, since it is larger than the sum of its proper divisors (1649285123).

2057711044 is an frugal number, since it uses more digits than its factorization.

2057711044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

The cubic root of 2057711044 is about 1271.9248806884.

Adding to 2057711044 its reverse (4401177502), we get a palindrome (6458888546).

The spelling of 2057711044 in words is "two billion, fifty-seven million, seven hundred eleven thousand, forty-four".

Divisors: 1 2 4 37 74 148 613 1226 1369 2452 2738 5476 22681 45362 90724 375769 751538 839197 1503076 1678394 3356788 13903453 27806906 55613812 514427761 1028855522 2057711044