Search a number
-
+
310020131001 = 37210192069657
BaseRepresentation
bin1001000001011101010…
…00111100100010111001
31002122012211120102102010
410200232220330202321
520034410123143001
6354230555200133
731253405430300
oct4405650744271
91078184512363
10310020131001
1110a52a310aa9
1250101146049
1323308a46cc9
141100dc25437
1580e71e68d6
hex482ea3c8b9

310020131001 has 24 divisors (see below), whose sum is σ = 481319664480. Its totient is φ = 176980423872.

The previous prime is 310020130999. The next prime is 310020131009. The reversal of 310020131001 is 100131020013.

It is not a de Polignac number, because 310020131001 - 21 = 310020130999 is a prime.

It is a super-2 number, since 2×3100201310012 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (310020131009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 885036 + ... + 1184621.

It is an arithmetic number, because the mean of its divisors is an integer number (20054986020).

Almost surely, 2310020131001 is an apocalyptic number.

It is an amenable number.

310020131001 is a deficient number, since it is larger than the sum of its proper divisors (171299533479).

310020131001 is a wasteful number, since it uses less digits than its factorization.

310020131001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070693 (or 2070686 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 310020131001 its reverse (100131020013), we get a palindrome (410151151014).

The spelling of 310020131001 in words is "three hundred ten billion, twenty million, one hundred thirty-one thousand, one".

Divisors: 1 3 7 21 49 147 1019 3057 7133 21399 49931 149793 2069657 6208971 14487599 43462797 101413193 304239579 2108980483 6326941449 14762863381 44288590143 103340043667 310020131001