Search a number
-
+
1012034031 = 31937094787
BaseRepresentation
bin111100010100100…
…110100111101111
32121112022122200220
4330110212213233
54033040042111
6244231222423
734036101351
oct7424464757
92545278626
101012034031
1147a2a3168
12242b17a13
13131891808
14985a10d1
155dcabe06
hex3c5269ef

1012034031 has 16 divisors (see below), whose sum is σ = 1421078400. Its totient is φ = 638873568.

The previous prime is 1012033973. The next prime is 1012034159. The reversal of 1012034031 is 1304302101.

It is not a de Polignac number, because 1012034031 - 225 = 978479599 is a prime.

It is a super-2 number, since 2×10120340312 = 2048425759804217922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1012034031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012034731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209020 + ... + 213806.

It is an arithmetic number, because the mean of its divisors is an integer number (88817400).

Almost surely, 21012034031 is an apocalyptic number.

1012034031 is a deficient number, since it is larger than the sum of its proper divisors (409044369).

1012034031 is a wasteful number, since it uses less digits than its factorization.

1012034031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8518.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1012034031 is about 31812.4823143369. The cubic root of 1012034031 is about 1003.9953595099.

Adding to 1012034031 its reverse (1304302101), we get a palindrome (2316336132).

The spelling of 1012034031 in words is "one billion, twelve million, thirty-four thousand, thirty-one".

Divisors: 1 3 19 57 3709 4787 11127 14361 70471 90953 211413 272859 17754983 53264949 337344677 1012034031