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380608022772 = 22333833919423
BaseRepresentation
bin1011000100111100000…
…00011000100011110100
31100101102020010212012000
411202132000120203310
522213441123212042
6450503210455300
736332551546155
oct5423600304364
91311366125160
10380608022772
1113746234093a
1261920a34530
1329b77c0abc3
14145c895192c
159d7923274c
hex589e0188f4

380608022772 has 48 divisors (see below), whose sum is σ = 987020052480. Its totient is φ = 126836103744.

The previous prime is 380608022771. The next prime is 380608022831. The reversal of 380608022772 is 277220806083.

380608022772 is a `hidden beast` number, since 38 + 0 + 608 + 0 + 2 + 2 + 7 + 7 + 2 = 666.

It is a super-2 number, since 2×3806080227722 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380608022771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45748 + ... + 873675.

It is an arithmetic number, because the mean of its divisors is an integer number (20562917760).

Almost surely, 2380608022772 is an apocalyptic number.

It is an amenable number.

380608022772 is an abundant number, since it is smaller than the sum of its proper divisors (606412029708).

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

380608022772 is a wasteful number, since it uses less digits than its factorization.

380608022772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923269 (or 923261 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 380608022772 in words is "three hundred eighty billion, six hundred eight million, twenty-two thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 3833 7666 11499 15332 22998 34497 45996 68994 103491 137988 206982 413964 919423 1838846 2758269 3677692 5516538 8274807 11033076 16549614 24824421 33099228 49648842 99297684 3524148359 7048296718 10572445077 14096593436 21144890154 31717335231 42289780308 63434670462 95152005693 126869340924 190304011386 380608022772