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1380050168 = 23724643753
BaseRepresentation
bin101001001000001…
…1110010011111000
310120011210210221012
41102100132103320
510311243101133
6344535133052
746125142610
oct12220362370
93504723835
101380050168
11649003132
12326214188
1318cbb5143
14d13dba40
1581253b48
hex5241e4f8

1380050168 has 16 divisors (see below), whose sum is σ = 2957250480. Its totient is φ = 591450048.

The previous prime is 1380050159. The next prime is 1380050251. The reversal of 1380050168 is 8610500831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12321821 + ... + 12321932.

It is an arithmetic number, because the mean of its divisors is an integer number (184828155).

Almost surely, 21380050168 is an apocalyptic number.

It is an amenable number.

1380050168 is an abundant number, since it is smaller than the sum of its proper divisors (1577200312).

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

1380050168 is a wasteful number, since it uses less digits than its factorization.

1380050168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24643766 (or 24643762 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 1380050168 is about 37149.0264744583. The cubic root of 1380050168 is about 1113.3497726267.

Adding to 1380050168 its reverse (8610500831), we get a palindrome (9990550999).

The spelling of 1380050168 in words is "one billion, three hundred eighty million, fifty thousand, one hundred sixty-eight".

Divisors: 1 2 4 7 8 14 28 56 24643753 49287506 98575012 172506271 197150024 345012542 690025084 1380050168