Search a number
-
+
122736511052780 = 2256136825552639
BaseRepresentation
bin11011111010000011010010…
…001001000110101111101100
3121002120111101111002221022112
4123322003102021012233230
5112041403333312142110
61113012212541503152
734565264106302612
oct3372032211065754
9532514344087275
10122736511052780
1136120297833a79
12119231a9271ab8
135364007413a01
14224469bcad6b2
15e2c9d1c4a405
hex6fa0d2246bec

122736511052780 has 12 divisors (see below), whose sum is σ = 257746673210880. Its totient is φ = 49094604421104.

The previous prime is 122736511052747. The next prime is 122736511052807. The reversal of 122736511052780 is 87250115637221.

It is a super-2 number, since 2×1227365110527802 (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3068412776300 + ... + 3068412776339.

It is an arithmetic number, because the mean of its divisors is an integer number (21478889434240).

Almost surely, 2122736511052780 is an apocalyptic number.

122736511052780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122736511052780 is an abundant number, since it is smaller than the sum of its proper divisors (135010162158100).

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

122736511052780 is a wasteful number, since it uses less digits than its factorization.

122736511052780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6136825552648 (or 6136825552646 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 50.

The spelling of 122736511052780 in words is "one hundred twenty-two trillion, seven hundred thirty-six billion, five hundred eleven million, fifty-two thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 6136825552639 12273651105278 24547302210556 30684127763195 61368255526390 122736511052780