Search a number
-
+
30655393314 = 2371380969401
BaseRepresentation
bin11100100011001101…
…000010111000100010
32221010102112022222120
4130203031002320202
51000240240041224
622025523245110
72133445354350
oct344315027042
987112468876
1030655393314
11120011967a7
125b36519796
132b770b6bb0
1416ab4d07d0
15be6439779
hex723342e22

30655393314 has 64 divisors (see below), whose sum is σ = 75553793280. Its totient is φ = 8074828800.

The previous prime is 30655393303. The next prime is 30655393423. The reversal of 30655393314 is 41339355603.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 407014 + ... + 476414.

It is an arithmetic number, because the mean of its divisors is an integer number (1180528020).

Almost surely, 230655393314 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30655393314, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37776896640).

30655393314 is an abundant number, since it is smaller than the sum of its proper divisors (44898399966).

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

30655393314 is a wasteful number, since it uses less digits than its factorization.

30655393314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70235.

The product of its (nonzero) digits is 437400, while the sum is 42.

The spelling of 30655393314 in words is "thirty billion, six hundred fifty-five million, three hundred ninety-three thousand, three hundred fourteen".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 78 91 182 273 546 809 1618 2427 4854 5663 10517 11326 16989 21034 31551 33978 63102 69401 73619 138802 147238 208203 220857 416406 441714 485807 902213 971614 1457421 1804426 2706639 2914842 5413278 6315491 12630982 18946473 37892946 56145409 112290818 168436227 336872454 393017863 729890317 786035726 1179053589 1459780634 2189670951 2358107178 4379341902 5109232219 10218464438 15327696657 30655393314