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109958230420 = 2255497911521
BaseRepresentation
bin110011001101000000…
…1010111000110010100
3101111211011210212021121
41212122001113012110
53300143301333140
6122303014253324
710641603352153
oct1463201270624
9344734725247
10109958230420
11426a6610aa5
1219388957244
13a4a4963a8c
14547182d59a
152cd85e664a
hex199a057194

109958230420 has 12 divisors (see below), whose sum is σ = 230912283924. Its totient is φ = 43983292160.

The previous prime is 109958230411. The next prime is 109958230423. The reversal of 109958230420 is 24032859901.

It can be written as a sum of positive squares in 2 ways, for example, as 16685405584 + 93272824836 = 129172^2 + 305406^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109958230423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2748955741 + ... + 2748955780.

It is an arithmetic number, because the mean of its divisors is an integer number (19242690327).

Almost surely, 2109958230420 is an apocalyptic number.

109958230420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109958230420 is an abundant number, since it is smaller than the sum of its proper divisors (120954053504).

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

109958230420 is a wasteful number, since it uses less digits than its factorization.

109958230420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5497911530 (or 5497911528 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 109958230420 in words is "one hundred nine billion, nine hundred fifty-eight million, two hundred thirty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 5497911521 10995823042 21991646084 27489557605 54979115210 109958230420