Search a number
-
+
51374347352094 = 231323131218601221
BaseRepresentation
bin10111010111001100001011…
…01110010111100000011110
320201220100011121011112012010
423223212011232113200132
523213204130410231334
6301133014354452050
713551450135234204
oct1353460556274036
9221810147145163
1051374347352094
1115407813832318
125918838b94026
132288770823340
14c98762cdb074
155e1570b800e9
hex2eb985b9781e

51374347352094 has 64 divisors (see below), whose sum is σ = 116344816777728. Its totient is φ = 15004787740800.

The previous prime is 51374347352093. The next prime is 51374347352099. The reversal of 51374347352094 is 49025374347315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51374347352093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109065597 + ... + 109535624.

It is an arithmetic number, because the mean of its divisors is an integer number (1817887762152).

Almost surely, 251374347352094 is an apocalyptic number.

51374347352094 is an abundant number, since it is smaller than the sum of its proper divisors (64970469425634).

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

51374347352094 is a wasteful number, since it uses less digits than its factorization.

51374347352094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218601393.

The product of its (nonzero) digits is 38102400, while the sum is 57.

The spelling of 51374347352094 in words is "fifty-one trillion, three hundred seventy-four billion, three hundred forty-seven million, three hundred fifty-two thousand, ninety-four".

Divisors: 1 2 3 6 13 23 26 39 46 69 78 131 138 262 299 393 598 786 897 1703 1794 3013 3406 5109 6026 9039 10218 18078 39169 78338 117507 235014 218601221 437202442 655803663 1311607326 2841815873 5027828083 5683631746 8525447619 10055656166 15083484249 17050895238 28636759951 30166968498 57273519902 65361765079 85910279853 130723530158 171820559706 196085295237 372277879363 392170590474 658645478873 744555758726 1116833638089 1317290957746 1975936436619 2233667276178 3951872873238 8562391225349 17124782450698 25687173676047 51374347352094