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1372300105 = 511157158923
BaseRepresentation
bin101000111001011…
…1010001101001001
310112122020001211211
41101302322031021
510302302100410
6344101053121
746002233641
oct12162721511
93478201754
101372300105
1164469a420
123236b71a1
1318b4006c7
14d0381521
158072268a
hex51cba349

1372300105 has 16 divisors (see below), whose sum is σ = 1807919424. Its totient is φ = 991673280.

The previous prime is 1372300079. The next prime is 1372300177. The reversal of 1372300105 is 5010032731.

It is not a de Polignac number, because 1372300105 - 217 = 1372169033 is a prime.

It is a super-2 number, since 2×13723001052 = 3766415156366022050, which contains 22 as substring.

It is a Duffinian 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, 70827 + ... + 88096.

It is an arithmetic number, because the mean of its divisors is an integer number (112994964).

Almost surely, 21372300105 is an apocalyptic number.

It is an amenable number.

1372300105 is a deficient number, since it is larger than the sum of its proper divisors (435619319).

1372300105 is a wasteful number, since it uses less digits than its factorization.

1372300105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159096.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 1372300105 is about 37044.5691701226. The cubic root of 1372300105 is about 1111.2617486673.

Adding to 1372300105 its reverse (5010032731), we get a palindrome (6382332836).

The spelling of 1372300105 in words is "one billion, three hundred seventy-two million, three hundred thousand, one hundred five".

Divisors: 1 5 11 55 157 785 1727 8635 158923 794615 1748153 8740765 24950911 124754555 274460021 1372300105