Search a number
-
+
31674757268 = 22711102840121
BaseRepresentation
bin11101011111111101…
…100111000010010100
310000202110122101110002
4131133331213002110
51004332214213033
622315015550432
72200633665050
oct353775470224
9100673571402
1031674757268
1112484635a50
12617b98b418
132caa343b2b
141766a3cc60
15c55b933e8
hex75ff67094

31674757268 has 24 divisors (see below), whose sum is σ = 69108561984. Its totient is φ = 12340814400.

The previous prime is 31674757249. The next prime is 31674757321. The reversal of 31674757268 is 86275747613.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51419753 + ... + 51420368.

It is an arithmetic number, because the mean of its divisors is an integer number (2879523416).

Almost surely, 231674757268 is an apocalyptic number.

It is an amenable number.

31674757268 is an abundant number, since it is smaller than the sum of its proper divisors (37433804716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31674757268 is a wasteful number, since it uses less digits than its factorization.

31674757268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102840143 (or 102840141 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 56.

The spelling of 31674757268 in words is "thirty-one billion, six hundred seventy-four million, seven hundred fifty-seven thousand, two hundred sixty-eight".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 102840121 205680242 411360484 719880847 1131241331 1439761694 2262482662 2879523388 4524965324 7918689317 15837378634 31674757268