Search a number
-
+
101024314431 = 32321394191093
BaseRepresentation
bin101111000010110000…
…1001011010000111111
3100122202120001220111020
41132011201023100333
53123344211030211
6114224313355223
710204322334645
oct1360541132077
9318676056436
10101024314431
1139931656757
12176b4a08b13
1396acab0a61
144c650db195
152964120306
hex178584b43f

101024314431 has 48 divisors (see below), whose sum is σ = 142291766400. Its totient is φ = 63746819136.

The previous prime is 101024314411. The next prime is 101024314471. The reversal of 101024314431 is 134413420101.

It is not a de Polignac number, because 101024314431 - 211 = 101024312383 is a prime.

It is a super-2 number, since 2×1010243144312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101024314411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 92427921 + ... + 92429013.

It is an arithmetic number, because the mean of its divisors is an integer number (2964411800).

Almost surely, 2101024314431 is an apocalyptic number.

101024314431 is a deficient number, since it is larger than the sum of its proper divisors (41267451969).

101024314431 is a wasteful number, since it uses less digits than its factorization.

101024314431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700 (or 1677 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 101024314431 its reverse (134413420101), we get a palindrome (235437734532).

The spelling of 101024314431 in words is "one hundred one billion, twenty-four million, three hundred fourteen thousand, four hundred thirty-one".

Divisors: 1 3 23 69 139 417 419 529 1093 1257 1587 3197 3279 9591 9637 25139 28911 58241 73531 75417 151927 174723 220593 221651 455781 457967 578197 664953 1339543 1373901 1734591 3494321 4018629 10482963 10533241 30809489 31599723 63657413 80369383 92428467 190972239 241108149 242264543 726793629 1464120499 4392361497 33674771477 101024314431