Search a number
-
+
51758077318130 = 25103371782728087
BaseRepresentation
bin10111100010010110111011…
…10100000001001111110010
320210021000122101210112102102
423301023131310001033302
523241001020243140010
6302025155451420402
713621253256152651
oct1361133564011762
9223230571715372
1051758077318130
1115545528352357
12597b08b454702
1322b59c5470041
14cad166319198
155eb52dee2ba5
hex2f12ddd013f2

51758077318130 has 32 divisors (see below), whose sum is σ = 93182095944576. Its totient is φ = 20699329872384.

The previous prime is 51758077318063. The next prime is 51758077318133. The reversal of 51758077318130 is 3181377085715.

It is not an unprimeable number, because it can be changed into a prime (51758077318133) 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, 1842762947 + ... + 1842791033.

It is an arithmetic number, because the mean of its divisors is an integer number (2911940498268).

Almost surely, 251758077318130 is an apocalyptic number.

51758077318130 is a deficient number, since it is larger than the sum of its proper divisors (41424018626446).

51758077318130 is a wasteful number, since it uses less digits than its factorization.

51758077318130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56258.

The product of its (nonzero) digits is 4939200, while the sum is 56.

The spelling of 51758077318130 in words is "fifty-one trillion, seven hundred fifty-eight billion, seventy-seven million, three hundred eighteen thousand, one hundred thirty".

Divisors: 1 2 5 10 10337 17827 20674 28087 35654 51685 56174 89135 103370 140435 178270 280870 184277699 290335319 368555398 500706949 580670638 921388495 1001413898 1451676595 1842776990 2503534745 2903353190 5007069490 5175807731813 10351615463626 25879038659065 51758077318130