Search a number
-
+
2283044420 = 2251311396269
BaseRepresentation
bin1000100000010100…
…0111111001000100
312220002221200011202
42020011013321010
514133424410140
61014313322032
7110401362116
oct21005077104
95802850152
102283044420
11a717a0078
12538706318
132a4cb9677
141792d73b6
15d5672915
hex88147e44

2283044420 has 48 divisors (see below), whose sum is σ = 4866523200. Its totient is φ = 899583360.

The previous prime is 2283044399. The next prime is 2283044437. The reversal of 2283044420 is 244403822.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361046 + ... + 367314.

It is an arithmetic number, because the mean of its divisors is an integer number (101385900).

Almost surely, 22283044420 is an apocalyptic number.

2283044420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2283044420 is an abundant number, since it is smaller than the sum of its proper divisors (2583478780).

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

2283044420 is a wasteful number, since it uses less digits than its factorization.

2283044420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6548 (or 6546 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

The square root of 2283044420 is about 47781.2140908956. The cubic root of 2283044420 is about 1316.7544269514.

The spelling of 2283044420 in words is "two billion, two hundred eighty-three million, forty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 131 139 262 278 524 556 655 695 1310 1390 2620 2780 6269 12538 18209 25076 31345 36418 62690 72836 91045 125380 182090 364180 821239 871391 1642478 1742782 3284956 3485564 4106195 4356955 8212390 8713910 16424780 17427820 114152221 228304442 456608884 570761105 1141522210 2283044420