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374000400 = 243252103889
BaseRepresentation
bin10110010010101…
…100101100010000
3222001202012002200
4112102230230100
51231221003100
6101040043200
712160644114
oct2622545420
9861665080
10374000400
11182128044
12a5303500
135c63a417
1437957744
1522c79e00
hex164acb10

374000400 has 90 divisors (see below), whose sum is σ = 1297897770. Its totient is φ = 99732480.

The previous prime is 374000377. The next prime is 374000411. The reversal of 374000400 is 4000473.

It can be written as a sum of positive squares in 3 ways, for example, as 42614784 + 331385616 = 6528^2 + 18204^2 .

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 48345 + ... + 55544.

Almost surely, 2374000400 is an apocalyptic number.

374000400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

374000400 is an abundant number, since it is smaller than the sum of its proper divisors (923897370).

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

374000400 is a wasteful number, since it uses less digits than its factorization.

374000400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103913 (or 103899 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 374000400 is about 19339.0899475648. The cubic root of 374000400 is about 720.4834715781.

Adding to 374000400 its reverse (4000473), we get a palindrome (378000873).

The spelling of 374000400 in words is "three hundred seventy-four million, four hundred", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 72 75 80 90 100 120 144 150 180 200 225 240 300 360 400 450 600 720 900 1200 1800 3600 103889 207778 311667 415556 519445 623334 831112 935001 1038890 1246668 1558335 1662224 1870002 2077780 2493336 2597225 3116670 3740004 4155560 4675005 4986672 5194450 6233340 7480008 7791675 8311120 9350010 10388900 12466680 14960016 15583350 18700020 20777800 23375025 24933360 31166700 37400040 41555600 46750050 62333400 74800080 93500100 124666800 187000200 374000400