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381480617362 = 21314672331437
BaseRepresentation
bin1011000110100100000…
…01000100010110010010
31100110200001002020221011
411203102001010112102
522222233014223422
6451125541321134
736363305513545
oct5432201042622
91313601066834
10381480617362
1113786a955099
1261b251061aa
1329c8692a570
141466c7b685c
159dcab49077
hex58d2044592

381480617362 has 8 divisors (see below), whose sum is σ = 616237920396. Its totient is φ = 176067977232.

The previous prime is 381480617359. The next prime is 381480617369. The reversal of 381480617362 is 263716084183.

It can be written as a sum of positive squares in 2 ways, for example, as 350027240161 + 31453377201 = 591631^2 + 177351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3814806173622 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (381480617369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7336165693 + ... + 7336165744.

Almost surely, 2381480617362 is an apocalyptic number.

381480617362 is a deficient number, since it is larger than the sum of its proper divisors (234757303034).

381480617362 is a wasteful number, since it uses less digits than its factorization.

381480617362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14672331452.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 381480617362 in words is "three hundred eighty-one billion, four hundred eighty million, six hundred seventeen thousand, three hundred sixty-two".

Divisors: 1 2 13 26 14672331437 29344662874 190740308681 381480617362