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373138340 = 225193726539
BaseRepresentation
bin10110001111011…
…010001110100100
3222000010101120112
4112033122032210
51231010411330
6101005352152
712150423611
oct2617321644
9860111515
10373138340
111816993a3
12a4b68658
135c3c7c23
14377b1508
1522b59795
hex163da3a4

373138340 has 48 divisors (see below), whose sum is σ = 847156800. Its totient is φ = 137572992.

The previous prime is 373138313. The next prime is 373138373. The reversal of 373138340 is 43831373.

It is a junction number, because it is equal to n+sod(n) for n = 373138297 and 373138306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 791 + ... + 27329.

It is an arithmetic number, because the mean of its divisors is an integer number (17649100).

Almost surely, 2373138340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 373138340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (423578400).

373138340 is an abundant number, since it is smaller than the sum of its proper divisors (474018460).

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

373138340 is a wasteful number, since it uses less digits than its factorization.

373138340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26604 (or 26602 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 373138340 is about 19316.7890706504. The cubic root of 373138340 is about 719.9294812622.

The spelling of 373138340 in words is "three hundred seventy-three million, one hundred thirty-eight thousand, three hundred forty".

Divisors: 1 2 4 5 10 19 20 37 38 74 76 95 148 185 190 370 380 703 740 1406 2812 3515 7030 14060 26539 53078 106156 132695 265390 504241 530780 981943 1008482 1963886 2016964 2521205 3927772 4909715 5042410 9819430 10084820 18656917 19638860 37313834 74627668 93284585 186569170 373138340