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122838102 = 23231321803
BaseRepresentation
bin1110101001001…
…01110001010110
322120010211012100
413110211301112
5222421304402
620104502530
73021051402
oct724456126
9276124170
10122838102
11633800a2
123517aa46
131c5ab98a
1412458102
15abb671c
hex7525c56

122838102 has 24 divisors (see below), whose sum is σ = 267011784. Its totient is φ = 40813344.

The previous prime is 122838071. The next prime is 122838137. The reversal of 122838102 is 201838221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5268 + ... + 16535.

It is an arithmetic number, because the mean of its divisors is an integer number (11125491).

Almost surely, 2122838102 is an apocalyptic number.

122838102 is an abundant number, since it is smaller than the sum of its proper divisors (144173682).

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

122838102 is a wasteful number, since it uses less digits than its factorization.

122838102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22124 (or 22121 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 122838102 is about 11083.2351775102. The cubic root of 122838102 is about 497.1006898299.

The spelling of 122838102 in words is "one hundred twenty-two million, eight hundred thirty-eight thousand, one hundred two".

Divisors: 1 2 3 6 9 18 313 626 939 1878 2817 5634 21803 43606 65409 130818 196227 392454 6824339 13648678 20473017 40946034 61419051 122838102