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1380350037 = 3111723106979
BaseRepresentation
bin101001001000110…
…0111100001010101
310120012101001021110
41102101213201111
510311332200122
6344545405233
746130532063
oct12221474125
93505331243
101380350037
11649198460
12326339819
1318cc8b791
14d1479033
15812b290c
hex52467855

1380350037 has 32 divisors (see below), whose sum is σ = 2218337280. Its totient is φ = 753125120.

The previous prime is 1380350021. The next prime is 1380350063. The reversal of 1380350037 is 7300530831.

It is not a de Polignac number, because 1380350037 - 24 = 1380350021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1380349986 and 1380350013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1380350137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40587 + ... + 66392.

It is an arithmetic number, because the mean of its divisors is an integer number (69323040).

Almost surely, 21380350037 is an apocalyptic number.

1380350037 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1380350037 is a deficient number, since it is larger than the sum of its proper divisors (837987243).

1380350037 is a wasteful number, since it uses less digits than its factorization.

1380350037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107033.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 1380350037 is about 37153.0622829397. The cubic root of 1380350037 is about 1113.4304061458.

Adding to 1380350037 its reverse (7300530831), we get a palindrome (8680880868).

The spelling of 1380350037 in words is "one billion, three hundred eighty million, three hundred fifty thousand, thirty-seven".

Divisors: 1 3 11 17 23 33 51 69 187 253 391 561 759 1173 4301 12903 106979 320937 1176769 1818643 2460517 3530307 5455929 7381551 20005073 27065687 41828789 60015219 81197061 125486367 460116679 1380350037